Two fifths of the children in the nursery were boys. What was the ratio of boys to girls in the nursery?

How do you find volume? I need to find how to find volume for a math sheet I have for school and I don't feel like asking anyone.

The total cost of an item including sales tax is directly proportional to its price. If the total cost of a $24 item is $25.44, what is the total cost on a $75 item?

What is the algebraic expression for - 7 times the quantity w minus 6

A house on the market was valued at $449,000. After several years, the value increased by 7%. By how much did the house's value increase in dollars? What is A house on the market was valued the current value of the house

1/3 + 1/4 in simplest form

How many dimes are in 290 pennies

Brad is 49 years old and has his retirement savings in a 401 (k). If he makes $82,500 annually, what is the maximum percentage of his income that he can contribute to his 401 (k) plan per year? (The current maximum contribution limit is $16,500.)

325 meters in 28 seconds. Round to the nearest hundredth

What does the line x = 7 look like

Write an equation and solve. Four times the sum of three times a number increased by two is equal to three times the difference of two times the number decreased by eight. What is the number?