Mathematics Practice Questions

What is (1/2) + (3/4)?

• 5/8

• 1/4

• 5/4

• 3/2

Simplify -10 - (-4).

• -6

• 6

• -14

• 14

Solve -6 x -3.

• -18

• 18

• -9

• 9

Simplify 2a + 3a - 4a.

• 5a

• -5a

• a

• -a

A profit is calculated as P = 3x - 2y. If x = 50 and y = 30, what is the profit?

(a)  

Solve for x: 3x + 7 = 22

(a)  

   You want to buy a Sprayground knapsack. The table below shows two vendors’ payment plans:

  Which vendor offers the better deal? Show your working and justify your answer.

(Write you answer and upload your working)

(a)  

Solve the following system of equations:

6x - 2y = 10

   3x - 2y = 4

(Write your answer in the form x=___ and y=___)

(a)  

Evaluate (4/5) + (1/3) - (2/15) and simplify the answer.

(a)  

A baker makes 45 cookies each day for a week. On the last two days, he bakes an extra 10 cookies per day. Each cookie is sold for $2.
  
How much money did the baker earn by selling all the cookies for the week? (Only write the number)

(a)