Search results for gate2017-2

3 votes
4 answers
1
If $a$ and $b$ are integers and $a-b$ is even, which of the following must always be even?$ab$$a^{2}+b^{2}+1$$a^{2}+b+1$$ab-b$
2 votes
2 answers
4
The number of $3$-digit numbers such that the digit $1$ is never to the immediate right of $2$ is$781$$791$$881$$891$
9 votes
5 answers
5
What is the value of $x$ when $81\times\left (\frac{16}{25} \right )^{x+2}\div\left (\frac{3}{5} \right )^{2x+4}=144?$$1$$-1$$-2$$\text{Can not be determined}$
3 votes
1 answer
13
The event would have been successful if you____________able to come.arehad beenhave beenwould have been
2 votes
2 answers
14
5 votes
2 answers
16
Two dice are thrown simultaneously. The probability that the product of the numbers appearing on the top faces of the dice is a perfect square is$\frac{1}{9}$$\frac{2}{9}...
2 votes
1 answer
18
There was no doubt that their work was through.Which of the words below is closest in meaning to the underlined word above?prettycompletesloppyhaphazard
4 votes
3 answers
20
$P$ looks at $Q$ while $Q$ looks at $R$. $P$ is married, $R$ is not. The number of pairs of people in which a married person is looking at an unmarried person is $0$$1$$2...