For the following questions answer them individually
The price of sugar is increased by 22 % . A person wants to increase his expenditure by 12% only. By what percent should he decrease his consumption, nearest to one decimal place?
An article is sold for ₹ 657.90 after successive discounts of 15 % and 10%. What is the marked price of the article?
The value of $$\sec^2 28^\circ - \cot^2 62^\circ + \sin^2 60^\circ + \cosec^2 30^\circ$$ is equal to:
The following table indicates the number of students studying in three disciplines in five colleges:
What is the ratio of the total number of students studying in the science stream to that of studying in commerce stream in all five colleges taken together?
The radii of two circular faces of the frustum of a cone of height 21 cm are 3 cm and 2 cm respectively. What is the volume of the frustum of the cone in cm$$^3$$ ($$\pi = \frac{22}{7}$$)?
In $$\triangle$$ABC, AD is a median and P is a point on AD such that AP : PD =3 : 4. Then ar($$\triangle$$APB) : ar($$\triangle$$ABC) is equal to:
In a circle with centre O, AB is the diameter and CD is a chord such that ABCD is a trapezium. If $$\angle$$BAC = $$25^\circ$$, then $$\angle$$CAD is equal to:
If $$\cot \theta = \frac{3}{4}, then \sin \theta + \cos \theta - \tan \theta$$ is equal to: