HW - Week 16

In a terrarium, a snail moved 3" up, then 1" down, and finally 2" up. How far is the snail from its starting point?

• 4 inches

• 2 inches

• 6 inches

• 0 inches

Sarah starts with $50, spends $20, finds $5, and receives $10 from her friend. How much money does she have now?

• $45

• $35

• $40

• $50

John pays $150 upfront for a $750 sofa. What is the remaining balance he needs to pay?

• $600

• $150

• $750

• $900

Tom borrowed $8.00 from his sister and then earned $15.00. How much does he have after repaying his sister?

• $7.00

• $15.00

• $8.00

• $23.00

An elevator starts at the 1st floor, goes up 12 floors, down 5, and up 10. What floor is it on?

• 17th floor

• 18th floor

• 19th floor

• 20th floor

The temperature was 45°F at 3:00 a.m., dropped 8° by 9:00 a.m., and increased 10° by 3:00 p.m. What was the temperature at 3:00 p.m.?

• 47°F

• 50°F

• 43°F

• 55°F

What number added to 8 equals -7?

• -15

• 15

• -1

• 1

A hill is 3,500 feet above a plain, which is 150 feet below sea level. What is the hill's height above sea level?

• 3,300 feet

• 3,350 feet

• 3,500 feet

• 3,650 feet

The stock market started at 1,250 on Monday, increased by 20 points, decreased by 15 points, increased by 25 points, decreased by 10 points, and increased by 30 points. What was the final value on Friday?

• 1,300

• 1,270

• 1,320

• 1,330

An airplane starts at 0 feet, rises 21,000 feet, descends 4,329 feet, rises 6,333 feet, and descends 8,453 feet. What is its altitude?

• 14,551 feet

• 14,551 feet

• 14,551 feet

• 14,551 feet