There are 20 girls on the basketball team. of these, 17 are over 16 years old, 12 are taller than 170 cm, and 9 are both older than 16 and taller than 170 cm. how many of the girls are older than 16 or taller than 170 cm?

What is 4 to the square root of 9 to the power of 1/2

31+27+29 what property is this

William says that 15 years from now his age will be 3 times his 5 years ago if x reprents William present age

Justify the first step Akeem took in solving the equation below. 4 (2x + 5) = - 4 8x + 20 = - 4 A. Akeem multipled both sides by 4. B. Akeem used the distributive property to eliminate the parentheses. C. Akeem subtracted 5 from both sides. D.

When x = 3 and y = 5, by how much does the value of 3x2 - 2y exceed the value of 2x2 - 3y? -7 1 7

Given the functions, f (x) = 3x^2-7 and g (x) = x^3+1 evaluate f (g (2))

Amra can run 20 kilometers in 3 hours. How long will it take her to run 5 kilometers?

The Square root of 20 lies between what two numbers

One winter day, the temperature ranged from a high of 20 degree Fahrenheit to a low - 25 Fahrenheit By how many degrees did the temperature change?

Solve the inequality 4-y > 5 for y. Show and justify your steps.