Questions

Manganite is an ore/mineral of

Sour taste of lemon is due to the presence of which of the following ?

If an object is thrown upwards, what will be its velocity, when it reaches its maximum height?

Mohan, having a mass of 40 kg, runs up a staircase of 50 steps in 10 s. If the height of each step is 15 cm, then what is his power?

Select the word with the correct spelling.

The tropical grasslands of Africa are known as?

In each questions given below three statements are followed by two conclusions numbered I and II. You have to take the three given statements to be true
even if they seem to be at variance with the commonly known facts. Read the conclusions and decide which conclusion logically follows from the three given statement disregarding commonly known facts. Give answer

Statements:
Some books are papers.
No paper is magazine.
All magazines are pens.
Conclusions:
I. Some books are not magazines.
II. Some books are magazines.

24 men can complete a piece of work in 18 days while 12 women can complete the same piece of work in 28 days. 27 men start working and are replaced by 14 women after 8 days. In how many days will 14 women finish the remaining work?