6A - Unit 7 Review

Shirley was playing basketball with her brother. When they took a water break, she was down by three points. When their mother called them in, she was up by twice as many points. What integer represents how many points Shirley had compared to her brother?

Javi borrowed $3 from his friend yesterday. Then he asked his parents for four times that amount. How much does Javi owe in total?

An abandoned ship is slowly sinking at a constant rate. Over the last 24 hours it has gone down 168 feet. What integer represents how many feet the ship sinks per hour?

The price of a stock drops $4 each day for 8 days. If the stock was worth $120 before the drop began, how much is the stock worth now?

A golf pro played three holes and recorded scores of +2, −3, and −1. What was his total score after six holes if he repeated the same scores on the next three holes?

The width of a piece of land is changing at a rate of −13 inches per year. What integer represents the change after 8 years?

Nathan owed one friend $12 and his sister $8. He plans to give each of them $2 every day until he pays back what he owes. How long until Nathan has no more debt?

Vlad is playing a card game. His current score is 15 points below zero and he just drew a card that told him to double his score. If on his next move he earns 20 points, how many total points will he have?

Chadwick was checking the underwater structure of an ocean oil rig. The first 5 days he descended 480 feet each day. Then over the next three days he ascended 180 feet each day. What integer represents Chadwick’s location at the end of the 8 total days?

Alan used a meal card in the university cafeteria to pay for his lunch. Each day he used his card for lunch, the balance remaining on the card decreased by $3.62. What number represents the total change in value on his card if he used the card for 8 lunches last month?