Question
In a class, the ratio of number of boys to that of girls
was 5:4 and total number of boys was 1125. When some more boys joined, the ratio became 6:5. Find the number of boys joined.Solution
Boys : Girls = 5:4 Number of girls = 4/5 × 1125 = 900 Let boys be added x. So, number of boys = 1125 + x According to the question, => (1125 + x)/900 = 6/5 => 1125 + x = 1080 => x = 45
Natural rubber is a polymer of
Little leaf of mango is caused due to the deficiency of:
The "Antyodaya Anna Yojana" (AAY) was launched in December, 2000 for _______ poorest of the poor families among BPL covered under TPDS.
Currently the Union Minister of Fisheries, Animal Husbandry & Dairying is……………….
‘Adulterant' means:
Triple E strategy’ is related to which of the following initiatives?
Which of the following potential is always negative?
In sunlight, a rose appears red. In green light, the same rose appears –
 What is the primary objective of secondary tillage operations?
A weather modification technique that improves a cloud's  ability to produce rain or snow is: