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Let total amount of work be 60 units Efficiency of ‘A’ = 60/20 = 3 units/day Efficiency of ‘B’ = 60/30 = 2 units/day Amount of work done by ‘A’ and ‘B’ together in 7 days = (3 + 2) × 7 = 35 units Time taken by B to complete remaining work = (60 – 35)/2 = 12.5 days
The most dangerous words in this world are ‘I’ and ‘mine,’ said Sarala Rajagopalan in a discourse. ____________. We think proudly of our possess...
1. On her twelfth birthday, Courtney’s dad and mom presented her a huge box.
P. Courtney named him Stanley.
Q. Every time sh...
A novel small molecule, designed and synthesised by Indian researchers, has shown promise in targeted killing of cancer cells. The molecule (Disarib) wo...
The growing concern over climate change has led to global efforts to electrify the transportation sector. In parallel, cost of Li-ion (Lithium-ion) bat...
In the following question, a paragraph is given from which five words have been edited out. These words are represented by alphabets, are given below t...
Making bricks on Mars gets easier than we thought. All you need to do is to place martian soil inside a flexible container and press hard. …&hell...
Given below are four jumbled sentences .Select the option that gives their correct order forming a meaningful and coherent paragraph.
A-If you ...
The question below consists of a set of labeled sentences. Out of the four options given, select the most logical order of the sentences to form a cohe...
Arrange the sentences A-D in the correct sequence to form a coherent paragraph. S1 and S2 are the first and last sentences.
S1- The n...
Five statements are given below labelled 1), 2), 3), 4) and 5). Among these, four statements are in logical order and form a coherent paragraph/passage....