Rational Numbers
1) Use the distributive law to evaluate 11² + (11 × 4) - (10 × 11)
- 45
- 65
- 55
- 35
Answer: 55
2) Use the distributive law to evaluate 22² + (22 × 5) - (12 × 22)
- 250
- 210
- 280
- 330
Answer: 330
3) Use the distributive law to evaluate 41² + (41 × 5) - (41 × 2)
- 1790
- 1804
- 1705
- 1890
Answer: 1804
4) Use the distributive law to evaluate 32² + (32 × 6) – (32 × 10)
- 789
- 896
- 812
- 756
Answer: 896
5) Use the distributive law to evaluate 52² + (52 × 6) – (52 × 10)
- 1976
- 1910
- 1890
- 1850
Answer: 1976
6) Use the distributive law to evaluate 20² + (20 × 6) – (20 × 10)
- 800
- 600
- 500
- 700
Answer: 600
7) Use the distributive law to evaluate 10² + (10 × 6) – (10 × 4)
- 200
- 250
- 120
- 220
Answer: 120
8) Use the distributive law to evaluate 13² + (13 × 8) – (13 × 5)
- 180
- 240
- 210
- 208
Answer: 208
9) Use the distributive law to evaluate 19² + (19 × 8) – (19 × 5)
- 350
- 400
- 418
- 390
Answer: 418
10) Use the distributive law to evaluate 11² + (11 × 5) – (11 × 5)
- 132
- 140
- 120
- 112
Answer: 132
11) Evaluate: 4 × 10 - (-16) / 4
- 34
- 65
- 44
- 54
Answer: 44
12) Evaluate: 6 × 10 - (-18) / 3
- 70
- 66
- 56
- 90
Answer: 66
13) Evaluate: 6 × 7 – (-50) / 5
- 30
- 42
- 24
- 40
Answer: 42
14) Evaluate: 8 × 7 – (-40) / 5
- 50
- 70
- 54
- 64
Answer: 64
15) Evaluate: 9 × 7 – (-45) / 9
- 55
- 50
- 68
- 60
Answer: 68
16) Evaluate: 7 × 7 – (-49) / 7
- 60
- 56
- 50
- 66
Answer: 56
17) Evaluate: 3 × 7 – (-42) / 7
- 27
- 17
- 20
- 21
Answer: 27
18) Evaluate: 5 × 8 – (-40) / 8
- 50
- 45
- 34
- 40
Answer: 45
19) Evaluate: 8 × 6 – (-50) / 5
- 70
- 55
- 68
- 58
Answer: 58
20) Evaluate: 7 × 4 – (-56) / 8
- 40
- 35
- 30
- 45
Answer: 35
21) Both liquids A and B used in an experiment were at a temperature of -5ºC, Liquid A was heated until its temperature rose by 12ºC. Write down its new temperature?
- 7
- 5
- 8
- 4
Answer: 7
22) Both acids Oxalic Acid and Nitric Acid used in an experiment were at a temperature of 8ºC, Oxalic Acid was heated until its temperature rose by 4ºC. Write down its new temperature?
- 6
- 2
- 5
- 4
Answer: 4
23) Both liquids Milk and Water used in an experiment were at a temperature of 16ºC, Liquid Milk was heated until its temperature rose by 12ºC. Write down its new temperature?
- 6
- 8
- 4
- 3
Answer: 4
24) Both liquids P and Q used in an experiment were at a temperature of 26ºC, Liquid P was heated until its temperature rose by 14ºC. Write down its new temperature?
- 15
- 10
- 12
- 19
Answer: 12
25) Both acids Chlorous Acid and Hydrochloric Acid used in an experiment were at a temperature of 20ºC, Chlorous Acid was heated until its temperature rose by 17ºC. Write down its new temperature?
- 3
- 7
- 5
- 4
Answer: 3
26) Both acids Xenic Acid and Formic Acid used in an experiment were at a temperature of 28ºC, Xenic Acid was heated until its temperature rose by 24ºC. Write down its new temperature?
- 4
- 6
- 5
- 3
Answer: 4
27) Both liquids X and Y used in an experiment were at a temperature of 36ºC, Liquid X was heated until its temperature rose by 12ºC. Write down its new temperature?
- 24
- 18
- 26
- 20
Answer: 24
28) Both acids Malic Acid and Folic Acid used in an experiment were at a temperature of -26ºC, Malic Acid was heated until its temperature rose by 2ºC. Write down its new temperature?
- -25
- -20
- -28
- -10
Answer: -28
29) Both liquids A and B used in an experiment were at a temperature of -46ºC, Liquid A was heated until its temperature rose by 22ºC. Write down its new temperature?
- -60
- -68
- -50
- -76
Answer: -68
30) Both liquids M and N used in an experiment were at a temperature of 33ºC, Liquid M was heated until its temperature rose by 10ºC. Write down its new temperature?
- 20
- 29
- 23
- 35
Answer: 23