Exams

The least number, which when divided by 5, 6, 7 and 8 leaves a remainder 3 in each case, but when divided by 9 leaves no remainder, is:

In each of the following questions three statements are given and these statements are followed by two conclusions numbered (1) and (2). You have to take the given three statements to be true even if they seem to be at variance from commonly known facts. Read the conclusions and then decide which of the given conclusions logically follows from the two given statements, disregarding commonly known facts.
Statements:

All books are novels.
No novel is a magazine.
All magazines are newspaper.
Conclusions: 

I.No book is a magazine.
II. Some newspaper are novels.

India's famous Mars ­Mission was called?

30% discount is offered on an item. By applying a promo code the customer wins 10% cash back. What is the effective discount?

A tetrahedron has 4 vertices. How many edges does it have?

Which of the following is an example of thermoplastics?

_________ affect the rate of humus formation of soil.

Who invented the electrocardiogram (ECG)?