Question
The sum of three numbers is 178. If the ratio of the
first to the second is 2:5 and that of second to the third is 7:8, then find the second number.Solution
Let the first, second and third number be a,b and c respectively. a : b = 2 : 5 b : c = 7 : 8 a : b : c = 2×7 : 5×7 : 8×5 a : b : c = 14 : 35 : 40 a + b + c = 178 => 89k = 178 => k = 2 Therefore, the second number is (b) = 35 × 2 = 70
The inflorescence of sugarcane is known as ____
Under ___________ system the farmers are forced to sell part of their produce to the Government at the announced prices.
Microbiology can be called as the study of:
Who is the present chairperson of FSSAI?
Glycolysis takes place in
The main objective of integrated weed management is
Which of the following statements is correct?
1. Training provides strong framework.
2. Pruning is done to encourage vegetative growt...
Ministry of DONEAR aim to empower Nari Shakti through Skill development has helped women living in rural areas of the North Eastern regions to earn the...
The most suitable soil type for groundnut cultivation is _____
Which is the apex body of the packaging industry in India.
Relevant for Exams:
