Mathematical Operation questions Practice Question and Answer
8 Q: Select the correct combination of mathematical signs to replace * signs and to balance the equation.
2000 * 1300 * 20 * 20 * 300
1964 060a7aa49c7f1592dd0d65a33
60a7aa49c7f1592dd0d65a332000 * 1300 * 20 * 20 * 300
- 1÷, +, x, =false
- 2-, =, x, +true
- 3-, +, =, xfalse
- 4÷, =, x, +false
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Answer : 2. "-, =, x, + "
Q: If two signs, ‘+ and ÷’ are interchanged, which of the following equation will be correct?
1009 05ebb5b36beb61d2288e168c7
5ebb5b36beb61d2288e168c7- 116 ÷ 9 + 4 × 8 = 34true
- 216 ÷ 21 + 13 × 26 = 56false
- 313 × 9 + 16 ÷ 2 = 125false
- 411 + 13 × 4 ÷ 2 = 37false
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Answer : 1. "16 ÷ 9 + 4 × 8 = 34"
Q: If 17 × 5=12, 15 ÷ 3=18, 12 + 3 =4 and 6 – 4 -24, then what is the value of 144 + 8 ÷ 64 × 15 – 3 =?
2085 05fb4f4b0488efb77b4384f1d
5fb4f4b0488efb77b4384f1d- 121false
- 233false
- 337true
- 443false
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Answer : 3. "37"
Q: In each of the following questions, which one of the four interchanges in signs and numbers would make the given equation correct?
( 3÷4 ) + 2=2
3648 05df201a3a21bc06943856e29
5df201a3a21bc06943856e29( 3÷4 ) + 2=2
- 1+ and÷, 2 and 3true
- 2+ and ÷, 2 and 4false
- 3+ and ÷, 3 and 4false
- 4No interchange , 3 and 4false
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Answer : 1. "+ and÷, 2 and 3 "
Q: Which of the following signs of equation are to be interchanged which will make the given equation correct?
5 + 6 ÷ 3 – 12 × 2 = 17
1862 05e95b7d782b9dd4e564b5009
5e95b7d782b9dd4e564b5009- 1÷ and ×true
- 2+ and ×false
- 3+ and ÷false
- 4+ and –false
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Answer : 1. "÷ and × "
Q: Some equations are solved on the basis of a certain system. Find the correct answer for the unsolved equation on that basis.
33 * 11 * 3 * 6 = 115
4943 05ec7497b0b951b14d418e231
5ec7497b0b951b14d418e23133 * 11 * 3 * 6 = 115
- 1+ – ×false
- 2× ÷ –true
- 3÷ × –false
- 4– × ÷false
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Answer : 2. "× ÷ – "
Q: Some equations are solved on the basis of a certain system. Find the correct answer for the unsolved equation on that basis.
7– 4 – 1 = 714, 9 – 2 – 3 = 932 8– 0–4 = ?
3813 05f212e8bb0ac183c79b9f54c
5f212e8bb0ac183c79b9f54c7– 4 – 1 = 714, 9 – 2 – 3 = 932 8– 0–4 = ?
- 1408false
- 2480false
- 3804false
- 4840true
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Answer : 4. " 840 "
Q: Select the option in which the numbers do NOT share the same relationship as that shared by the given pair of numbers.
(98, 107, 125)
955 0604f21c6e147c16b286c8253
604f21c6e147c16b286c8253(98, 107, 125)
- 1(122, 131, 149)false
- 2(319, 328, 346)false
- 3(73, 82, 99)true
- 4(29, 38, 56)false
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