exam Maths Puzzle Numerical Ability

Solve the equation w=Cr-2 for r where C is a constant and r is the distance that the object is from the center of the earth.

Read Solution (Total 0)

exam Other Question

Solve the system by substitution.
x + y = 12
y = 2x Anne and Nancy use a metal alloy that is 21.22% copper to make jewelry. How many ounces of a 16% alloy must be mixed with a 25% alloy to form 100 ounces of the desired alloy?