60% of a number is 90 what is 50% of that same number

A recipe calls for 3 cups of sugar and 9 cups of water. How many cups of water should be used with 2 cups of sugar?

Which value from the list below, when substituted for x, would represent an acute triangle with side lengths x, x + 4, and 20? Assume that the longest side of the triangle is of length 20 units. 8 10 12 14

The formula to convert °F to °C is C = 5/9 (F - 32). Convert 50°C to °F. 10°F 20°F 122°F 132°F

Why might you want to round to the nearest hundred rather than the nearest ten?

What is the domain of f (x) = 3x - 22

Simplify √-48 Choices: -4√3 4√-3 4i√3 4√3i

A phone call costs $0.58 for the first 3 minutes and $0.15 for each additional minute. if the total charge for the call was $4.78, how many minutes was the call?

Hal used the following procedure to find an estimate for Step 1: Since and and 81 < 82.5 < 100, is between 9 and 10. Step 2: Since 82.5 is closer to 81, square the tenths closer to 9. Step 3: Since 81.00 < 82.5 < 82.

What is the range of the given data set? 15 16 17 18 19 20 21 22

Find the radius of a circle with a circumference of 78.5 ft