# Grade 7 Math Carnaval

Joseph Cason

Created on April 30, 2024

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## Transcript

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Grade 7 math

What is the value of 5 (13.5 - 4.5)

01

45

90

50

Select the expression equivalent to (4x + 3) + (-2x + 4)

02

-2x + 12

2x + 7

6x + 7

Enter the difference, in degrees, between the record low temperatures in Hawaii and South Dakota.

03

46

70

-46

Enter the decimal equivalent of 11/8

04

13.75

.1375

1.375

Jenny has $25 and she earns $10 for each lawn that she mows. Jenny wants to buy a concert ticket that cost $65. Enter the minimum number of lawns Jenny needs to mow to be able to buy the concert ticket.

05

4

6

5

A prinicipal wants to know if students at a particular high are in favor of a new dress code at their school. The prinipal is not able to ask the opinion of every student at the school, so she needs to select an appropriate sample of the students to represent the high school. Select which smaple of students the principal should choose?

06

Students sitting at a randomly selected tables in the library

Students randomly selected from a list of all students at the school

Students she selects from the hallway between classes

Enter the number of grams of peanuts in a bag for every 1 gram of raisins

07

2.857

0.2857

3.5

Sarah buys a sweater at a department store. The sweater costs $30. The store is having a 25% off sale on everything in the store. Enter the amount of money, in dollars, Sara saves from the sale. Do not consider the sales tax. Round your answer to the nearest hundredth.

08

7.50

75.50

0.75

Lenny bought a motorcycle. He paid 12.5% in tax. The tax added $1437.50 to the price of the motorcycle. What was the price of the motorcycle, not including the tax?

09

1,500

12,937.50

11,500

Mary and Jerry are exercising on a track.

- Mary is walking at a rate of 3 miles per hour.
- Jerry starts jogging at a rate of 4 miles per hour after Mary has been walking for 15 minutes.
- Jerry jogs 2 miles eas Mary continues walking, and they stop at the same time.

10

4

2.25

2.52

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TRY AGAIN!

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S!