Answers SY2025-26 - 1205040 MJ Grade 7 Mathematics Sem 1 CRUnit Test

Solving Problems Involving Rational Numbers Answers

7 verified answers

Free Preview

Jada needs to simplify the expression below.Which operation should she perform first?

addition

subtraction

multiplication

division

Free Preview

Which number is rational?

–2.1010010001...

–0.8974512...

1.2547569...

5.3333333...

Claudio needs to simplify the expression below.Which operation should he perform first?

7.1 + 0.5

2 + 9

3.5 + 9

0.5 + 4

Shalina wants to write as a decimal. Which method could she use?

Divide 6 by 2.

Divide 2 by 6.

Multiply 6 by 2.

Multiply 2 by 6.

What is the simplified value of the expression below?

10.5

33.5

88.5

97.5

What is the simplified value of the expression below?

11.7

13.95

19.3

21.75

Which of the following repeating decimals is equivalent to ?

Negative 5.ModifyingAbove 91 with bar

Negative 5.ModifyingAbove 9 with bar

Negative 5.ModifyingAbove 19 with bar

Negative 5. ModifyingAbove 1 with bar

Use the number line to answer the question. Which statement about graphing rational numbers is true?

The graphs of all rational numbers will be to the right of point B.

The graphs of all rational numbers will be to the left of point B.

Point D does not represent a rational number.

All of the points on the graph could represent rational numbers.

Which of the following terminating decimals is equivalent to ?

0.250

0.375

0.380

0.830

What is the simplified value of the expression below?

4.8

19.2

22.1

57.6

Which number is the additive inverse of ?

Negative 4 and one-fourth

Negative one-fourth

One-fourth

4 and one-fourth

Holly says 4.131131113... is a rational number. Which of the following best describes whether Holly is correct and why??

Holly is correct. Repeating decimals are always rational numbers.

Holly is correct. The number is positive and all positive numbers are rational.

Holly is incorrect. The decimal does not terminate, so it cannot be a rational number.

Holly is incorrect. The decimal part follows a pattern but does not actually repeat.

Kailey correctly graphed the opposite of –3.3 on the number line. Which point could be the point Kailey graphed?

The diameter of a regulation soccer ball is about inches. This number was graphed on a number line. Which point could be the point representing the graph of the diameter of the ball?

What is the simplified value of the expression below?

9.43

17.63

28.29

73.49

Vanessa is creating centerpieces for a reception. Each centerpiece will consist of eight flowers arranged around one candle. Vanessa will create 20 of these centerpieces. Each candle costs $6.00, and each flower costs $1.50. What is the final cost of the centerpieces?

$120.00

$240.00

$360.00

$480.00

Arnold needs to simplify the expression below.Which operation should he perform first?