Question
A is 2 years older than B while C is 3 years younger
than B. The ratio of age of A, 6 years hence and age of B, 5 years ago is 5:4. What was age of C, 10 years ago?Solution
Let the present age of B be x years. A’s present age = (x + 2) years C’s present age = (x - 3) years According to question, => [(x + 2) + 6]/(x - 5) = 5/4 => x = 57 C’s age, 10 years ago = (57 - 3) – 10 = 44 years
Which of the following element is a part of cytochrome oxidase ?
What type of mouthparts are found in thrips?
Biological control of apple woolly aphid is _____
Protein found in wheat is
Largest share of horticultural crops in the fiscal year 2021?
A fertile soil must contain all the 3 major nutrients namely___________ for basic plant nutrition, in addition to 9 key micro nutrients.
The loan criteria for Kisan credit card scheme includes:
Which of the following is a fiber and oilseed crop?
Which type of silk is spun from open-ended cocoons and is produced by Philosamia ricini, which mainly feeds on castor leaves?
Lines passing through the least cost points in the isoquant map is called: