exam Maths Puzzle Numerical Ability

How many years does Steven need to invest his $3,000 at 7% to earn $210 in simple interest?

Read Solution (Total 0)

exam Other Question

Multiply the following.

(x/3 + 3/4)(3x/4 - 3/5)
This one is different and it contains fractions. Please help me?
Solve the system using substitution or elimination:


3x+2y= -12
2x+y= -7
and
2x-4y= -2
4x+8y=0