Midterm 1 Exam Oct 2024 - Mathematics

calculate the following

• −21

• −9−(−4)

• −5

• 56÷ (−8)

• −7

• 6+(−3)

• 3

• −7×3

Find the lowest common multiple (LCM) of 4, 6, and 9.

• 36

• 24

• 18

• 54

Find the highest common factor of 18 and 24.

• 6

• 3

• 4

• 8

• 6
• 8
• 9,
• 7
• 4

Find the value of expression of the expression 2x+2y+2 when x = 2 and y = 3       

• 11

• 10

• 12

• 13

8163 is divisible by​ (a)        

• 9
• 5
• 10
• 4

The temperature on Tuesday in London was t °C. Write an expression for the temperature when it increased 2 °C more than it was on Tuesday

• t - 2
• t + 5
• 2t
• t + 2

In a clothes shop, T-shirts cost $t and shorts cost $s. Write an expression for the total cost of four T-shirts and two shorts

• 3t + 2s

• 4t + 3s

• 2t + 2s

• 4t + 2s

A football team lost 3 games in a row. If each loss is represented by −2 points, how many points did the team lose in total?           

• -4
• -8
• -10
• -6

evaluate: (−8)÷(​ (a)   X 4) = 1

• -5
• 4
• -1
• -2