Questions on Algebra: Unit Conversion answered by real tutors!

Tutors Answer Your Questions about Reduction-of-unit-multipliers (FREE)

Question 206866: Are there multiple ways to convert a mixed number to a decimal?
I can only think of one way...
To convert a mixed number to a decimal, you would have to convert the mixed number to an improper fraction, then convert the improper fraction to a decimal

Click here to see answer by RAY100(1637)

Question 206885: Your bike has 26" tires (diameter). The ratio for turns is 3:1 ( the wheel turns 3 times when you pedal once). You can pedal 50 times per minute. How long will it take to ride a 10km race?
Click here to see answer by Alan3354(69443)

Question 207131: A team of researchers are observing a herd of migrating caribou. The herd traveled 12 miles 81 yards during a 3-day period. What was the average distance covered by the caribou herd each day?

Click here to see answer by Alan3354(69443)

Question 207128: Add or subtract. Simplify, if necessary.
4 lb 15 oz
+ 3 lb 13 oz
Click here to see answer by jim_thompson5910(35256)

Question 207130: Jeremy weighed 185 pounds 13 ounces before going on winter break from school. When he returned to school, he weighed 191 pounds 6 ounces. How much weight did Jeremy gain over winter break?

Click here to see answer by Earlsdon(6294)

Question 207129: Express 78 fluid ounces in terms of cups and fluid ounces
Click here to see answer by rfer(16322)

Question 207127: A physician prescribes one 0.2 mg tablet of a medication to be taken twice a day for 7 days. How many total micrograms of the medication will the patient have taken after 7 days?

Click here to see answer by rfer(16322)

Question 208032: Could someone tell me if I understood this right? I should find out if these are geometric (if then I should give the common ratio) or arithmetic (if then I should give the common difference)
Are these right;
8,12,16,20... are Geometric with ratio=4
3,-6,12,-24...are geometric with ratio=-3
8,11,13,15... are none of both

Click here to see answer by Theo(13342)

Question 208031: Id have a question how would I find the sum of the first 20 terms od the series; 1+8+64+512....
I know that its always times 8; example: 512*8=4096 and then 4096*8...ect. but I bet there is an easier way to find the answer (I mean other than going through all numbers like that)
If possible could soemone tell me if 1.64703073*10^17 is the sum of the first 20 terms??
Click here to see answer by Theo(13342)

Question 196102: Help me use six unit multipliers to convert 100,000 cubic centimeters to cubic kilometers.
-thank you
Click here to see answer by Alan3354(69443)

Question 208134: you travel 60 kilometers in 1.5 hours. what is your average speed?
Click here to see answer by rfer(16322)

Question 208137: convert rate into given units
6 ft/sec to miles per hour
Click here to see answer by rfer(16322)

Question 208137: convert rate into given units
6 ft/sec to miles per hour
Click here to see answer by checkley77(12844)

Question 208247: convert the ratio into given units
40 mi/h to kilometers per hour
Click here to see answer by rfer(16322)

Question 208302: I dont understand how the sigma or summation sign works, could someone help me out with this problem;
I should write the following series in expand form; (because I dont have the sigma sign on my computer I'll just write out my problem) the upper limit of summation is 5 and the lower limit of summation is k=1 and next to the sigma sign there is a fraction 1/2k or more simply said the sum of 1/2k for values of k from 1 to 5. Could someone explain how this problem works/ how I would solve it?
Click here to see answer by jim_thompson5910(35256)

Question 209124: How do you convert 3 seconds per feet to miles per hour? This is from a handout-not from a textbook.
Click here to see answer by Alan3354(69443)

Question 209685: how you solve 36km =m?
Click here to see answer by stanbon(75887)

Question 209685: how you solve 36km =m?
Click here to see answer by MathTherapy(10552)

Question 209776: The perimeter of a rectangular building is 234 feet. The width is 25 feet shorter than the length. What are the dimensions? (Let W represent the width and L represent the length.) Is the answer A,B,C, or D? I couldn't figure it out. Thank you.
A) W = L - 25, 2L + 2W = 234
B) W = L - 25, L + W = 234
C) L = W - 25, 2L + W = 234
D) W = L + 25, 2L + 2W = 234
Click here to see answer by jim_thompson5910(35256)

Question 209852: The question says tell which rate is greater.
1 1/4 miles in 2 minutes and 4 seconds,
OR
1 3/16 miles in 1 minute and 55 seconds...

HOW WOUD YOU SOLVE THIS?!
(p.s there was no edition number. All it says is TEXAS EDITION)
Click here to see answer by checkley77(12844)

Question 209950: Answer the question. You will need to use the formula 4.9t2 + vot = s.
A bolt falls from an airplane at an altitude of 2265 meters (s). Approximately how long does it take for the bolt to reach the ground? (Points: 5)
Click here to see answer by Earlsdon(6294)

Question 210153: How do I convert miles/hour to kilometers per hour
Click here to see answer by Alan3354(69443)

Question 210107: How do you convert liters to cubic inches using the unit analysis method? For example 748 liters to cubic inches.
Click here to see answer by Alan3354(69443)

Question 210773: mario wants to rent a ride a bike at a state park. there are 2 parks in his area. one has an entrance fee of $8 and charges $2 per hour for bike rentals. the other park has an entrance fee of $2 and charges $5 an hour for bike rentals. After riding how many hours will the cost be the same? what would the cost be?
Click here to see answer by checkley77(12844)

Question 212138: test
Click here to see answer by ichudov(507)

Question 212624: Perform the following unit conversions...
a. 0.001 348g to milligrams
Click here to see answer by Alan3354(69443)

Question 212383: Find the hydrogen ion concentration of a solution whose pH is 6.0. Use the formula pH = -log[H+]
A)-7.78 x 10-1
B) 7.78 x 10-1
C) 1.00 x 10-6
D) 1.00 x 106
Is the answer A,B,C,or D?
Click here to see answer by Earlsdon(6294)

Question 216045: Use unit multipiers to convert 20 liters per second to cubic inches per minute. I know how to use the multipliers to switch from seconds to minutes, but I don't know how to use the unit conversions to go from liters to cubic inches. Please help! Thank you!!
Click here to see answer by ankor@dixie-net.com(22740)

Question 218353: If I run 10 metres in 2.60 seconds. What is my speed?
Click here to see answer by user_dude2008(1862)

Question 219582: convert 50 square cm to square meters using two unit multipliers.
work so far: 50sqcm x 100cm/1m=? how do you get two unit mulitpliers with this conversion?
Click here to see answer by RAY100(1637)

Question 219586: what is the answer

2qt= qt
Click here to see answer by RAY100(1637)

Question 219586: what is the answer

2qt= qt
Click here to see answer by Alan3354(69443)

Question 219579: convert 70 meters to inches using two unit multipliers.
work so far:
70m x 100cm/1m x 2.54cm/1 in = 70(100)(2.54)?
Click here to see answer by RAY100(1637)

Question 220202: to convert 5 yards t inches which ratio could you multiply by?
Click here to see answer by solver91311(24713)

Question 220432: Write -24 feet per 5 seconds as a unit rate in feet per second.
Click here to see answer by rapaljer(4671)

Question 221883: The primary coil of a transformer has 200 turns and its secondary coil has 50 turns, and the current in the secondary coil is 40 A. When a 12-V alternating current is applied to the primary coil of the transformer, the secondary voltage will be...
A. 48V, B. 3V, C. 24V, D. 6V
Click here to see answer by Alan3354(69443)

Question 225735: 1 ounce=28.4 g
how many grams does an 8-ounce portion of prime rib weigh?

Click here to see answer by rfer(16322)

Question 226535: How do I use a two unit multiplier to convert 6 miles into inches?
Click here to see answer by scott8148(6628)

Question 227803: On a map scale 1 cm to 250 m the area of a car park is 3cm^2. What is the actual area of the car park in hectares? (1 hectares = 10,000m^2).

Click here to see answer by nerdybill(7384)

Question 227887: a map has a scale of 1: 50,000
the area of the farm on the map is 6cm^2. What is the real area of the farm in hectares?
(1 hectare = 10,000 m^2= 0.01 km^2)
Click here to see answer by Theo(13342)

Question 228062: Use two unit multipliers to convert 28,000 square feet to square miles.
How do you do this?
Click here to see answer by stanbon(75887)

Question 228753: Please help.I am a mother who home schools. I need help with these problems.
Which measurement is equal to the given measurement.
(1) 17,540 m. a. 1.754 km b. 17.54km c. 175.40km d. 1,754km i came up with 1,754.0 cm
(2) 65mm a.6.5m b. 0.65m c. 650cm d. 6.5cm i got 6500cm
calculate the greatest possible error
(1). 91b my answer 1/2 lb
(2).55.7 my answer .05 0z
(3) 23.65 km my answer .005km
(4) 78 in my answer1/2 inch

I need to know if they are right. I use a book that only gives me the odd number answers.Thank you,Sarah
Click here to see answer by rapaljer(4671)

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710