Mathematical Operation questions Practice Question and Answer
8 Q: Some equations are solved on the basis of a certain system. Find the correct answer for the unsolved equation on that basis.
58 × 12 = 4, 37 × 96 = 5, 11 × 20 = 2, 42 × 12 = ?
1496 05ec748c3112c8637e1b31b7a
5ec748c3112c8637e1b31b7a58 × 12 = 4, 37 × 96 = 5, 11 × 20 = 2, 42 × 12 = ?
- 12false
- 23true
- 34false
- 45false
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Answer : 2. "3 "
Q: If - means ÷, + means ×, ÷ means -, × means +, then which of the following equations is correct?
1423 05f295401921df8082892c79e
5f295401921df8082892c79e- 136 x 4 -12 + 5 ÷ 3 = 420false
- 236 - 12 x 6 ÷ 3 + 4 = 60false
- 352 ÷ 4 + 5 × 8 - 2 = 36true
- 443 × 7 ÷ + 4 - 8 = 25false
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Answer : 3. "52 ÷ 4 + 5 × 8 - 2 = 36 "
Q: Some equations are solved on the basis of a certain system. Find the correct answer for the unsolved equation on that basis.
2 x 2 = 64, 3 x 1 = 27, 6 x 2 = 1728, 3 x 3 = ?
1389 05ee1f2cbe9ea010382e4f500
5ee1f2cbe9ea010382e4f5002 x 2 = 64, 3 x 1 = 27, 6 x 2 = 1728, 3 x 3 = ?
- 1716false
- 2711false
- 3729true
- 4715false
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Answer : 3. "729 "
Q: If - stands for division, + for multiplication, ÷ for subtraction and × for addition, then which one of the following equations is correct?
1387 05f0ec85ef4c8bf4bad01f6c8
5f0ec85ef4c8bf4bad01f6c8- 119 ÷ 5 + 4 – 2 x 4 = 13true
- 219 ÷ 5 + 4 + 2 ÷ 4 = 20false
- 319 + 5 – 4 x 2 ÷ 4 = 1false
- 419 x 5 – 4 ÷ 2 + 4 = 16false
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Answer : 1. "19 ÷ 5 + 4 – 2 x 4 = 13 "
Q: If - means ×, × mean000000s +, + means ÷ and ÷ means -, then
4 × 4 + 16 - 16 ÷ 30 = ?
1387 160b6e50c84a0c2750054fe09
60b6e50c84a0c2750054fe094 × 4 + 16 - 16 ÷ 30 = ?
- 1-18false
- 2-22true
- 3-16false
- 4-23false
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Answer : 2. "-22 "
Q: In a certain code language, ‘+’ represents ‘x’, ‘ – ‘ represent ‘+’, ‘x’ represent ‘÷’ and ‘÷’ represents ‘-‘. What is the answer to the following question
15 – 5 + 25 ÷ 10 =?
1325 05ffd56ac605e8a6ae8f1e680
5ffd56ac605e8a6ae8f1e68015 – 5 + 25 ÷ 10 =?
- 122false
- 2– 4false
- 317false
- 4130true
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Answer : 4. "130"
Q: If '+' means '÷', '–' means '+', '×' means '–' and '÷' means '×' then, 8 ÷ 4 - 6 + 3 × 4 =?
1230 05ec74826112c8637e1b31663
5ec74826112c8637e1b31663- 14false
- 214false
- 328false
- 430true
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Answer : 4. "30 "
Q: Some equations are solved on the basis of a certain system. Identify that operation and find out the correct answer from the four-response given.
a = 14 (290) 15, b = 16 (330) 17, c = 18 (?) 19
1217 060082df2de03a43ae7b7b124
60082df2de03a43ae7b7b124a = 14 (290) 15, b = 16 (330) 17, c = 18 (?) 19
- 1300false
- 2270false
- 3170false
- 4370true
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