9. Musa's age is two thirds of Abu's age.

If the sum of their ages is thirty years, how old is Abu?

Simplify the expression using properties of exponents. 12a-9b-4/9a2b6

A group of 500 elders completed a test of cognitive functioning. the mean score was 85, the standard deviation was 5, and scores were normally distributed. approximately what percentage of the 500 scores fell between 80 and 90?

How many grams does a 5 lb 1 oz roast weigh?

The number 1,00,000 is base of 10

Griffins driveaway is 36 feet long. choose the word and number to complete the sentence correctly. to convert 36 feet to yards what do you do add, subtract multiply or divide?

Billy plays outside for a half of hour how mintues billys played outside

Solve the equation 2 (c-4) + 8=1/2 (6c+20) 1/2 is fraction by the way

The equation 3 (x+10) = 87 models situation. Which choice show the shows the sequence of the operations needed to solve this problem, using both arithmetic and algbra

What is the absolute value of - 4 minus the square root of 2i

A water tank in the shape of an inverted cone has height 11 feet and radius 5 feet. find the volume of the water in the tank when the water is 6 feet deep