Mathematical Reasoning Questions Practice Question and Answer
8 Q:Direction: Some equations have been solved on the basis of certain system. Find the correct answer for the unsolved equation on that basis.
6 × 2 × 9 = 269
8 × 7 × 1 = 781
4 × 1 × 3 = ?
776 0640b30d23218fd8d148324b6
640b30d23218fd8d148324b6- 1431false
- 2413false
- 3341false
- 4143true
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Answer : 4. "143"
Q: By interchanging the given two signs and numbers which of the following equation will be correct?
+ and ×, 1 and 2
767 0648b00dfb90df94e0352b1a7
648b00dfb90df94e0352b1a7+ and ×, 1 and 2
- 18 × 3 – 4 ÷ 2 + 1 = 7false
- 22 × 3 – 8 ÷ 1 + 9 = 18false
- 38 × 3 – 4 ÷ 2 + 1 = 3true
- 42 × 3 – 8 ÷ 1 + 2 = 5false
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Answer : 3. "8 × 3 – 4 ÷ 2 + 1 = 3"
Q: By interchanging the given two signs which of the following equation will be not correct?
+ and –
758 06486eca3e8d2170cb3a18ac6
6486eca3e8d2170cb3a18ac6+ and –
- 18 ÷ 4 × 6 + 5 – 9 = 16false
- 215 + 3 × 4 – 6 ÷ 2 = 6false
- 33 × 2 – 72 ÷ 6 + 8 = 18true
- 43 + 4 – 2 × 5 ÷ 1 = 9false
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Answer : 3. "3 × 2 – 72 ÷ 6 + 8 = 18"
Q: Select the correct combination of mathematical signs to sequentially replace the * signs and to balance the given equation.
20 * 2 * 50 * 5 * 115
758 0649c207aab3c5fffc2e5f4d6
649c207aab3c5fffc2e5f4d620 * 2 * 50 * 5 * 115
- 1−, ×, =, +false
- 2+, ×, =, −false
- 3+, ×, −, =true
- 4−, ×, +, =false
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Answer : 3. "+, ×, −, ="
Q: What will come in the place of ‘?’ in the following equation, if ‘+’ and ‘× ‘ are interchanged and also ‘5’ and ‘9’ are interchanged?
3 + 9 – 6 × 5 ÷ 3 = ?
753 0642e76f22b960e1a419c328c
642e76f22b960e1a419c328c3 + 9 – 6 × 5 ÷ 3 = ?
- 110false
- 216false
- 312true
- 414false
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Answer : 3. "12 "
Q:Direction: Some equations have been solved on the basis of certain system. Find the correct answer for the unsolved equation on that basis.
If 12 × 16 = 188 and 14 × 18 = 248, then find the value of 16 × 20 = ?
737 0640b2b7956c45fd8d3a1d60f
640b2b7956c45fd8d3a1d60f- 1360false
- 2316true
- 3318false
- 4320false
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Answer : 2. "316 "
Q:Direction: Some equations have been solved on the basis of certain system. Find the correct answer for the unsolved equation on that basis.
If 10 – 3 = 12, 12 – 4 = 13, 14 – 5 = 14, then 16 – 6 = ?
735 0640b297386fd41614681a123
640b297386fd41614681a123- 110false
- 215true
- 316false
- 418false
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Answer : 2. "15"
Q: Select the correct combination of mathematical signs to sequentially replace the * signs and to balance the given equation.
25 * 5 * 10 * 2 * 13
734 06482ee8fa33e0f47b77988e0
6482ee8fa33e0f47b77988e025 * 5 * 10 * 2 * 13
- 1÷, ×, −, =false
- 2÷, −, +, =false
- 3×, +, −, =false
- 4÷, +, −, =true
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