Question

When a number is increased by 30% then the number obtained is 51 less than thrice the original number. Find the original number.

A 20 Correct Answer Incorrect Answer
B 30 Correct Answer Incorrect Answer
C 40 Correct Answer Incorrect Answer
D 50 Correct Answer Incorrect Answer

Solution

Let the original number be ‘x’. According to the question, => x × 1.3 + 51 = 3x => x = 30

Practice Next

Relevant for Exams:

×
×