Question bank PIMSO Maths 2023

Exam instructions: 90 minutes; 30 questions; 5 points per correct answer and no deduction for incorrect answers. You may use scratch paper. Write answers on the answer sheet. Calculating devices are not allowed. Cheating results in disqualification. The four source categories are arithmetic and number theory, logical analysis, geometry, and combinatorics. Importer scoring multipliers are correct 1, incorrect 0, blank 0.

The source awards 5 points per correct answer, with no deduction for incorrect answers. The consolidated key is preserved literally and is not an independent correctness guarantee.

How many even numbers are greater than 20 but less than 45?

Ben has five pieces of candy. Bang has two fewer pieces than Ben. How many pieces of candy does Bang have?

Evaluate: 2 + 4 + 6 + 8 + 10 + 12

I’m If $x$ + 12 = 20, what is $x$?

What is ½ of 52?

If a + b = 10 and a = 4, what is b?

If you are on page 15 of a book, and you turn 5 pages forward, what page number are you on?

There are 5 red cars and 3 blue cars. There are 2 more red cars than blue cars. How many red cars are there?

What is the missing number in the sequence? 10, 15, 20, ___, 30

Sarah has 5 apples, and Sadie has 3 apples. How many more apples does Sarah have than Sadie?

Fill in the missing letter in the series: G, I, K, M, O, __

How many triangles are there?

What is the fraction that represents 1 out of 2 parts?

What is the sum of the digits of 143?

Subtract 12 from 45.

What is the least 2-digit number?

What is the greatest number that can be made with the digits 1, 2, and 3, and no digit is repeated?

Write the ordinal number for the position of the following month in a year: June.

How many sides does a pentagon have?

Which has more sides, a rhombus or a right triangle?