GR-IV E Mathematics Practice Quiz

If a class of 32, students needs 3 pencils each for a project and the teacher already has 20 pencils in the classroom, how many more pencils are needed in total?

• 79

• 76

• 70

• 75

The sum of two numbers is 750. One number is 369. What is the other?

• 350

• 381

• 375

• 366

Fill in the blank: (a)   + 125 = 400 − 75

A code says: “Start at 800, subtract 275, add 195, subtract 145.” What number do you end with?

• 530

• 575

• 570

• 580

The wizard is on a mission to open a secret treasure chest that requires at least 400 magic points. He gains 45 magic points with every step he climbs on the enchanted ladder. He starts with 90 magic points on the first step.

Q: On which step will the wizard first reach or cross 400 magic points to unlock the treasure chest.

• Step 7

• step 4

• Step 5

• step 8

480 cupcakes were made; 176 sold in the morning, 142 in the evening, and 12 eaten by a dog. How many are left?

• 135

• 150

• 170

• 165

A treasure chest opens only if the code is a Roman numeral equal to: 25 + 17 − 9? What Roman numeral unlocks the chest?

• XXX

• XXV

• XXXIII

• XL

Assertion (A): 950 rounded to the nearest 100 is 1000.

Reason (R): If the tens digit is 5 or more, the number is rounded up to the next hundred.”

• Both A and R are true, and R is the correct explanation of A.

• Both A and R are true, but R is not the correct explanation of A

• A is false, R is true

• Both A and R are false

Assertion (A): 1,204 − 689 = 515.

Reason (R): Regrouping (borrowing) is needed in subtraction when the digit in the top is smaller than the digit below it in the same column.”

• Both A and R are true, and R is the correct explanation of A

• A is false, but R is true

• A is true, but R is false.

• Both A and R are false.

Assertion (A): 0 ÷ 8 = 0

Reason (R): If zero is divided by any number (except zero), the result is always zero.

• Both A and R are true, and R is the correct explanation of A.

• Both A and R are true, but R is not the correct explanation of A.

• A is true, R is false

• Both A and R are false