Which signs should be interchanged if the equation below needs to be true?

1.5 + 8 x 9 - 16 / 2 = 4

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

In a dynamic society everything is provided for by law and only a few things are __________ to politicians. The universe is governed ________ law. The inverse square law __________ the earth in its orbit and the law of atomic fusion keeps the sun shining ________ the whole earth. Likewise, the law should govern a nation where the judge, the police and the civil servant dispense ___________ to the citizen.

square law __________ the earth in its

Car B is running twice as fast as car A. If car A covers a distance of 90 km in 1 1/2 hrs, what is the speed of car B?

10 dozen apples, 15 dozen mangoes & 20 dozen oranges are kept for sale. 1/2, 1/3rd & 1/4th of each item respectively have been added. What is the total number of fruits kept for sale now?

Find the Greatest Common Factor of 280 and 144.

A man introduces a lady as the daughter of the daughter of the father of his uncle. His uncle has only one sibling. The lady is the man's __.

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

In a dynamic society everything is provided for by law and only a few things are __________ to politicians. The universe is governed ________ law. The inverse square law __________ the earth in its orbit and the law of atomic fusion keeps the sun shining ________ the whole earth. Likewise, the law should govern a nation where the judge, the police and the civil servant dispense ___________ to the citizen.

The universe is governed ________ law.

Statements followed by some conclusions are given below.

Statements :

1. Some electricians are plumbers.

2. All plumbers are mechanics.

Conclusions :

I. Some mechanics are electricians or plumbers.

II. Not all electricians are mechanics.

Find which of the given conclusions logically follows from the given statements.