If A + B = 30 and AB = 94, What is the value of A² + B² ?

Number System
If A + B = 30 and AB = 94, What is the value of A² + B² ?

824

625

920

712

824

625

920

712

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Number System
What value should come in place of ? in the given number series ? 15, 51, 162, 498, 1509, ?

4545

5656

3434

7878

4545

5656

3434

7878

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Number System
When (21)² is subtracted from the square of a number the answer obtained is 1584. What is the number ?

35

65

45

55

35

65

45

55

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Number System
A trader sells 40 metres of cloth for Rs 8,200 at a profit of Rs 25 per metre of cloth. How much profit will the trader earn on 40 metres of cloth ?

Rs. 1,000

Rs. 1,200

Rs. 600

Rs. 800

Rs. 1,000

Rs. 1,200

Rs. 600

Rs. 800

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Number System
A number consists of 3 digit whose sum is 10. The middle digit is equal to the sum of the other two and the number will be increased by 99 if its digits are reversed. The number is:

352

370

253

145

352

370

253

145

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Number System
35 + 15 * 1.5 = ?

51.5

75

57.5

5.25

51.5

75

57.5

5.25

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Number System

Number System If A + B = 30 and AB = 94, What is the value of A² + B² ?

Number System What value should come in place of ? in the given number series ? 15, 51, 162, 498, 1509, ?

Number System When (21)² is subtracted from the square of a number the answer obtained is 1584. What is the number ?

Number System A trader sells 40 metres of cloth for Rs 8,200 at a profit of Rs 25 per metre of cloth. How much profit will the trader earn on 40 metres of cloth ?

Number System A number consists of 3 digit whose sum is 10. The middle digit is equal to the sum of the other two and the number will be increased by 99 if its digits are reversed. The number is:

Number System 35 + 15 * 1.5 = ?

Number System
If A + B = 30 and AB = 94, What is the value of A² + B² ?

Number System
What value should come in place of ? in the given number series ? 15, 51, 162, 498, 1509, ?

Number System
When (21)² is subtracted from the square of a number the answer obtained is 1584. What is the number ?

Number System
A trader sells 40 metres of cloth for Rs 8,200 at a profit of Rs 25 per metre of cloth. How much profit will the trader earn on 40 metres of cloth ?

Number System
A number consists of 3 digit whose sum is 10. The middle digit is equal to the sum of the other two and the number will be increased by 99 if its digits are reversed. The number is:

Number System
35 + 15 * 1.5 = ?