Alec sells life insurance part-time, door-to-door. He is paid a monthly commission. He receives 12% commission of his
first $1,000 in sales and 15% commission of the balance of his sales. Last month he sold $3,200 worth of life insurance,
How much commission did Alec earn last month?
A $75
B $450
C $325
D $150

You are remodeling your kitchen. you’ve contacted two tiling companies who gladly told you how long it took their workers to tile of a similar size jim completed half the floor in 8 hours. pete completed half of the other floor in 7 hours. if pete can lay 20 more tiles per hour than jim, at what rate can jim lay tiles

The larger of two number is 4 less than twice the smaller number. the sum is 41. find the numbers

You have 12 balloons to blow up for your birthday party. you blow up 1/3, and your friend blows up 5 of them. what fraction of the baloons still need blowing up