exam Maths Puzzle Numerical Ability

A grocer wants to mix peanuts and cashews to produce 20 lb of mixed nuts worth $6.20/lb. How many pounds of each nut should she use if peanuts cost $4.80/lb and cashews cost $8/lb?

Read Solution (Total 0)

exam Other Question
Given the following functions:
f(x) = 3x^2 - 6x=5 and g(x) = x^2 + 5x-2, evaluate fog(-1) without finding the
composite function. I need help in evaluating the following expressions: Thanks in advance.

1. 53 - 3(2^5 - 22)


2. (5 * 2)^3


3. 10 - 3*(8 - 6)


4. 5 - 2^3