7th Grade 3rd Round

Given the speeds of each runner below, determine who runs the fastest.

• Stephanie runs 10 feet per second.

• Liz runs 420 feet in 46 seconds

• Adam runs 1 mile in 427 seconds.

• Emily runs 667 feet in 1 minute.

Brian needs to buy four new tires for his truck. Each tire costs $300. Gateway Tire has a special going on now if you buy 3 tires you get the 4th tire 75% off. The sales tax is 7%. How much money will Brain save using the deal versus paying full price for the new tires?

• $225.00

• $1043.25

• $1284.00

• $240.75

Tyshawn took a taxi from his house to the airport. The taxi company charged a pick-up fee of $2.50 plus $3.50 per mile. The total fare was $79.50, not including the tip. Which equation could be used to determine m, the number of miles in the taxi ride?

Find the Area of the figure, composed of a parallelogram and two semicircles. Round to the nearest tenths place.

• 144 sq ft

• 113 sq ft

• 452.2 sq ft

• 257.1 sq ft

Ian owns a small business selling used books. He knows that in the last week 122 customers paid cash, 14 customers used a debit card, and 4 customers used a credit card.

Based on these results, express the probability that the next customer will pay with cash or a credit card as a decimal rounded to the nearest hundredths if necessary.

• 0.9

• 0.97

• 0.1

• 0.94

Find the measure of angle y in degrees.

• 49

• 129

• 135

• There is not enough information to find the value of y.

A recipe uses 5 cups of milk to make 20 servings. If the same amount of milk is used for each serving, how many servings can be made from two pints?

• 10

• 18

• 22

• 16

Kylie and Adriel are making fruit salads for a picnic. Kylie mixes 17 cups of melon and 2 cups of apple and Adriel mixes 5 cups of melon and 1 cup of apple. Use Kylie and Adriel’s percent of melon to determine whose fruit salad will taste more melony.

• Kylie’s fruit salad will be more melony.

• Adriel’s fruit salad will be more melony.

• The two fruit salads will be equally melony.

• Adriel's fruit salad will be more like apple.

A scientist uses a submarine to study ocean life.

She begins 168 feet below sea level.

After traveling down for 20 seconds, she's 254 feet below sea level.

Find the rate of change in the submarine's elevation in feet per second. If necessary, round your answer to the nearest tenth.

• -3.4 ft/s

• -4.3 ft/s

• -86 ft/s

• 66 ft/s

Many bank accounts never go below zero. But some banks will allow a negative balance, at least for a short time, called an overdraft. It means someone has taken out, or 'drafted', more money than was in the account to begin with. AiMi's account has gone into overdraft. Her balance is $-25.91. To get back to a positive balance, she plans to deposit money at a steady rate of $21.24 per week. How much will be in her account after 4 weeks?

• $84.96

• $110.90

• $ -4.67

• $59.05