Tutors Answer Your Questions about Miscellaneous Word Problems (FREE)
Question 1050190: Here's the problem:
The thickness of the wing of an adult pixie is 4.5 x 10^-2. The wing of a newborn pixie is 1.5 x 10^-5 inches thick. How many times thicker is the is the adults wing than the newborns?
How much larger than the adults?
Is the thickness solution this?
4.5 x 10^-2 / 1.5 x 10^-5
4.5/1.5 x 1/10 ^-7
3 x 10^-7
how do I find how much larger is the adults?
Click here to see answer by MathLover1(20849)  |
Question 1050190: Here's the problem:
The thickness of the wing of an adult pixie is 4.5 x 10^-2. The wing of a newborn pixie is 1.5 x 10^-5 inches thick. How many times thicker is the is the adults wing than the newborns?
How much larger than the adults?
Is the thickness solution this?
4.5 x 10^-2 / 1.5 x 10^-5
4.5/1.5 x 1/10 ^-7
3 x 10^-7
how do I find how much larger is the adults?
Click here to see answer by Alan3354(69443)  |
Question 1050211: A quantity of steel rods are used to produce 10,000 pins. Allow 1/16" for waste in cutting each pin.
Description of pins:
1/2" diameter.
2" in length.
Description of rods:
1/2" diameter.
12' in length.
Determine: Number and weight of rods.
Steel weighs .283 lbs./cu. ft.
My attempt:
The rods and pins are cylindrical.
3.1416 * .25 * .25 * 2.0625 = .404 cu. in. (volume of 1 pin).
3.1416 * .25 * .25 * 144 = 28.27 cu. in. (volume of 1 rod).
28.27 / .404 = 69.97 = 70 pins / rod.
10,000 / 70 = 142.85 = 143 rods.
28.27 * 143 = 4042.61 = 4043 cu. in. (total vol. of rods).
4043 * .283 = 1144.169 = 1144 lbs. (total wt. of rods).
Where am I correct?
Click here to see answer by Alan3354(69443)  |
Question 1050385: The tail of a kite is 1.5ft plus twice the length of the kite. Together, the kite and the tail are 15 ft 6 in long.
a. Write an expression for the length of the kite and the tail together.
b. Write 15 ft 6 in. in terms of feet.
c. Write and solve an equation to find the length of the kite.
What I know is that the first part is 2k+1.5, and the second part is 15.5 ft. I am just having trouble with the third part. Thank you so much for your support!
Click here to see answer by advanced_Learner(501)  |
Question 1050576: Tony's pizza shop ordered new 9 inch (diameter) pizza pans by mistake 10 inch pizza pans were sent tony makes 200 pizzas per day it costs tony 1.5 cents to make each square centimeter of pizza how much extra will it cost him to make the larger pizzas over a weeks time?
Click here to see answer by Fombitz(32388)  |
Question 1050402: Mike needs to earn a C and his intermediate algebra class. his current test scores are 65 70 78 87. in order to earn a C mikes average must be at least a 70 but less than 80 what range of scores can Mike receive on his last test to earn a C in the course? express the range of interval notation.
Click here to see answer by Fombitz(32388)  |
Question 1050701: A blacksmith has a surplus of horseshoes. Bids were submitted from between 80 and 100 stables. The shoes are to be divided equally. Determine number of shoes each stable received and number of stables.
Number of shoes: 1078.
Not sure how to solve.
Non-homework question.
Click here to see answer by ewatrrr(24785)  |
Question 1050744: Hi my son is having problems with this worksheet it says fractions and decimals on it but directions say'set-up and solve using Let. Statements and Eq. Statements solve by elemenating the fractions or the decimals. Write a word phrase and I can't seem to figure it out can u help us on the first on please.
The sum of 3.8 and twice a number is 12.4 . What's the number?
Can u show us how u did it for the other problems he has thank you Mrs.Bartlett
Click here to see answer by Edwin McCravy(20054)  |
Question 1050919: A physics student hangs a spring 2 meters above the floor, then attaches weights to it and measures the height of the weight from the floor. After careful experimentation the student determines a function that predicts the height of the weight about the floor, h in m, as a function of the mass attached, m in kg:
h=g(m)=2-1/5 m
a. The student only used masses between 0 kg and 1 kg. Over what domain and range can this function be trusted?
b. Determine the inverse function g^-1 (m)
c. State the domain and range of g^-1.
Click here to see answer by ikleyn(52747)  |
Question 1050987: A pressure of a gas container varies directly with its temperature and inversely with its volume. At a temperature of 70 Kelvin and a volume of 10 cubic meters, the pressure is 33.6 newtons per square meter. What is the pressure if the temperature is increased to 80 Kelvin and the volume is decreased to 6 cubic meters?
Click here to see answer by Alan3354(69443)  |
Question 1050902: Ann Carlyle is planning a and this trip for which she needs to rent a car. The car rental company charges $36 per day plus $.50 per mile over 100 miles. Suppose Carlyle rents the car for five days and drives 180 miles. Write an expression for how much it will cost Carlyle to rent the car.
Click here to see answer by Alan3354(69443)  |
Question 1051166: A man, having no measuring device, measured the length and width of a field by counting the revolutions made by a wheel. He discovered the measurements to be 60 and 22 revolutions, respectively. The wheel is 3 ft. 4 in. in diameter. Determine number of acres in the field.
Circumference = pi * diameter.
3.1416 * 3.33 = 10.46 ft.
Acre = 43,560 sq. ft.
How do I solve? Non-homework question.
Click here to see answer by josmiceli(19441)  |
Question 1051248: The Adams family and the Evans family each used their sprinklers last summer. The Adams family sprinkler was used for 40 hours. The Evans family sprinkler was used for 25 hours. There was a combined total output of 1350 L of water. What was the water output rate for each sprinkler if the sum of the two rates was 45 L per hour?
Click here to see answer by Theo(13342)  |
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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, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 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