R s aggarwal solutions mathematics class 8 Solutions for Chapter 12 direct and inverse proportions

Exercises in Chapter 12 direct and inverse proportions Grade 8

Direct and Inverse Proportions Exercise 12A

Direct and Inverse Proportions Exercise 12B

Direct and Inverse Proportions Exercise 12C

Questions in Direct and Inverse Proportions Exercise 12A

A loaded truck covers 16 km in 25 minutes. At the same speed, how far can it

travel in 5 hours?

If 18 dolls cost ₹630, how many dolls can be bought for ₹455?

If 9 kg of sugar costs ₹238.50, how much sugar can be bought for ₹371?

Questions in Direct and Inverse Proportions Exercise 12B

Observe the tables given below and in each case find whether x and y are

inversely proportional:

OBJECTIVE QUESTIONS

Select the correct answer in each of the following:

If 14 kg of pulses cost ₹882, what is the cost of 22 kg of pulses? a) ₹1254 b) ₹1298 c) ₹1342 d) ₹1386

If x and y are inversely proportional, find the values of x1,x2, and y1,y2 in the table given below:

If 35 men can reap a field in 8 days, in how many days can 20 men reap the same field?

Questions in Direct and Inverse Proportions Exercise 12C

A car is travelling at a uniform speed of 75 km/hr. How much distance will it

cover in 20 minutes?

a) 25km

b) 15km

c) 30km

d) 20km

Was This helpful?

Chapters in this book

Rational Numbers

Exponents

Squares and Square Roots

Cubes and Cube Roots

Playing with Numbers

Operations on Algebraic Expressions

Factorisation

Linear Equations

Percentage

Profit and Loss

Compound Interest

Direct and Inverse Proportions

Time and Work

Polygons

Parallelograms

Construction of Quadrilaterals

Area of a Trapezium and a Polygon

Three-Dimensional Figures

Volume and Surface Area of Solids

Data Handling

Introduction to Coordinate Geometry

Line Graphs and Linear Graphs

Pie Charts

Probability