Mathematics · Aptitude
Identify the correct mathematical statements from the following: A. The expression 15 × 6 + 16 × 7 + 17 × 8 + ... + 124 × 25 is equal to 425 B. Of three numbers, the second is twice the first and is also thrice the third. If the average of the three numbers is 55, then the largest number is 90. C. If (a+b):(b+c):(c+a) = 6:7:8 and a+b+c = 14, then the value of c is 8. D. The expression 0.2 × 0.2 + 0.02 × 0.02 - 0.4 × 0.020.18 is equal to 0.09. Choose the correct answer from the options given below:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1A and B only✓
- 2B and D only
- 3B and C only
- 4A, B and D only
Correct answer
A and B only
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