the ratio of numbers who wear glasses to the total class is 2:5 what is the ratio of students who wear glasses to those who don't

After substituting, what is the first step when evaluating 4y+9/7 when y=8

Is it necessary to do all of the calculations to determine the sign of the product?

8% of what number is 12?

What is 7/100 in simplest form

The cd club offers a discount when you purchase 3 or more cd's. If the price of each cd is reduced by $1.50 and the cost of 3 cd's is $35.97, find the original price of each cd.

Admission to that the movie theater is $10. Before noon, the theater offers a 20% discount. How much does a movies cost before noon?

Jo estimated the quotient of - 41.71 divided by - 6.03 by rounding each to the nearest integer. What is Jo's error?

How many solutions does the equation 4x+3-1=2 (2x+2) - 2x have explain your reasoning

1+4x=29 what does x = 1+4x=29 what does x =

Lamar bought 20 pounds of dog food for $4.99 for his dog, Buster. The next day, the shop down the street offered 50 pounds of the same brand of dog food for $12.50. Did Lamar get a better deal? ... ?