UP LEKHPAL QUANT QUIZ

If $\sin \theta+\cos \theta=1$, then the value of $\sin \theta \cdot \cos \theta$ is:

A man had 7 children. When their average age was 12 years, a child aged 6 years died. Then average age of remaining six children is:

Shankar's marks in two subjects, History and polity are in the ratio $13: 17$. If he got 35 marks more in Polity than in History, what is his total marks in both the subject?

When 180 is substracted from $80 \%$ of a number, the result is 60 . What is the value of number?

Direction: What should come in Place of Question Mark (?) in the following questions?

$(?)+(8)^{3}+(12)^{3}=(39)^{2}-21$

If 2A = 5B = 10C, then what is (A + B) : C?

In the given graph there are two company (Vivo, Oppo) of mobile phone it is showing the 4 years sale of mobile phone. Study the graph carefully and give the following answer.

By what percentage the sale of Vivo phones is less or more than phones sold by Oppo?

$A$ is twice as good a workman as $B$. Together they finish a piece of work in $18$ days. Then $B$ can do a similar work by himself in:

If $z=\frac{(1+i)^{2}}{2-i}$ then $\operatorname{Im}(z)=$ . . . . . . . .