Tutors Answer Your Questions about Proportions (FREE)
Question 445812: Francisco has 7 quarters in his pocket of these 3 depict the state of Delaware 2 depict Georgia 1 depicts Texas and 1 depicts Pennsylvania. Francisco removes 1 quarter from his pocket and then removes a second quarter without replacing the first what is the probability that both will be Delaware quarters? Is this independent or dependent.
Click here to see answer by edjones(7569)  |
Question 446126: Nearly 5 out of 7 people choose vanilla as their favorite ice cream flavor. If 182 people attend an ice cream social, how many would you expect to choose vanilla.
I wrote it out in porportion form
x/182=5/7
x=182 (5/7)
1. 182/7=26
2. 26 X 5= 130
x=130
I got it wrong on my test. Could please help and show me what I did wrong
Click here to see answer by rfer(12657) |
Question 446126: Nearly 5 out of 7 people choose vanilla as their favorite ice cream flavor. If 182 people attend an ice cream social, how many would you expect to choose vanilla.
I wrote it out in porportion form
x/182=5/7
x=182 (5/7)
1. 182/7=26
2. 26 X 5= 130
x=130
I got it wrong on my test. Could please help and show me what I did wrong
Click here to see answer by richard1234(5390)  |
Question 452181: If the output variable y is 38 less than the input variable x, what is the input corresponding to an output value of 121?
I thought I was starting to understand this, I was wrong.
Thanks for your help!!
Click here to see answer by Leaf W.(97)  |
Question 455940: If a recipe calls for 2 cups of soup mix to 3 cups of water and I want to use 3 cups of soup mix, what formula would I use to find out how much water to use with 3 cups of soup mix? In other words, if the ratio is 2 cups mix to 3 cups water, then 3 cups mix to _____ cups of water?
Thanks! This stuff didn't stick in my head in school.
Click here to see answer by edjones(7569)  |
Question 456805: I am a new student at a new school. we are learning about excluded values and simplifing expressions and i do not understand them. Here are some examples of what my homework is.
state the excluded values for each
x^2-4x-12
-----------
x-6
50m2+70m
---------
30m^2-90m
simplify each expression.
m+5
---------
m^2-3m-40
21r+28
---------
14r
solve each proportion
n+4 10
---- = ----
3 5
Click here to see answer by edjones(7569)  |
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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
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