For the following questions answer them individually
Out of four numbers the average of the first three is 16 and that of the last three is 15. If the last number is 20 then the first number is
The length of canvas, 75 cm wide required to build a conical tent of height 14m and the floor area 346.5 m2 is
ABC is a cyclic triangle and the bisectors of ∠BAC, ∠ABC and ∠BCA meet the circle at P, Q, and R respectively. Then the angle ∠RQP is
If $$x=\sqrt{a^3\sqrt{b}\sqrt{a^3}\sqrt{b}}$$ then the value of x is
If θ is an acute angle and $$\tan^2\theta+\frac{1}{\tan^2\theta}=2$$ then the value of θ is :
If the cube root of 79507 is 43, then the value of $$\sqrt[3]{79.507}+\sqrt[3]{0.079507}+\sqrt[3]{0.000079507}$$
is
If tan θ + cot θ = 5, then $$tan^2 θ + cot^2 θ$$ is
A number exceeds its two fifth by 75. The number is
A, B and C can do a piece of work in 24, 30 and 40 days respectively. They began the work together but C left 4 days before completion of the work. In how many days was the work done ?
If $$\frac{x}{y}$$=$$\frac{3}{4}$$ the ratio of $$(2x+3y)$$ and $$(3y-2x)$$ is
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