book Maths Puzzle Numerical Ability

Jill has $3.50 in nickels and dimes. If she has 50 coins, how many of each type of coin does she have?

Read Solution (Total 0)

book Other Question

How would you solve a problem such as 3x-5y=-11 or x+2y=6
2x+y=-3 3x+y=8
algebraically? Also how would you write an equation of the lin rewrite -6(r+12) without parenthesis using the distributive