Which expression is equivalent to 8a3b7c−2a−2b7c5? Answer
A
−4b14a5c4

B
−4a5c4

C
−4a5bc4

D
−4ac4

Evaluate cos2θ for cosθ = square root of 3/2

You receive 15% of the profit from a car wash how much money do you receive from a profit of 300

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28