1. Mandy is buying clothes at the mall. She bought a total of twelve items, all blouses and slacks, and she spent a total of $200. Each blouse cost $10 and each pair of slacks cost $50. How many
blouses and slacks did Mandy buy? Let x = # blouses and y = # slacks
Equation 1:
Equation 2:

Astudent received the following grades last semester. find the student's semester grade point average. an a is algebra (3 credits), a b in history ( 3 credits), a in sociology ( 3 credits) a d in english ( 3credits) and a c in seminar ( 2credits). an a is worth 4 points, a b is worth 3 points a c is worth 2 points and a d is worth 1 point.

When you arrive at the lake, your friend realises he hasn’t got any swimming trunks. you need to ride to a sports shop. the sports shop is 8350 metres away. how many metres is it to cycle there and back?

Sandy is ordering bread rolls for her party,she wants 3/5 of the rolls to be whole wheat. what other factions can represent part of the rolls that will be whole wheat? shade the models to show your work.