Surface Area and Volume Revision Question - 1 (Grade 10)

The internal and external diameters of a hollow hemispherical vesel are 24 cm and 25 cm respectively. The cost to paint 1 cm2 of the surface of the vessel is Rs. 5. Find the total cost to paint the vessel all over (use π = 3 x 1/7).

Arithmetic Progression Revision Question - 1 (Grade 10)

Find the sum of the first 14 terms of the sequence –3, 3, 9, 15, ….... .

Linear Inequations Revision Question - 1 (Grade 10)

(x2 – x - 2) is a factor of x3 + 3x2 + ax + b, calculate the values of a and b. Write all the factors of the given expression.

annual income

A man wants to buy 124 shares available at Rs. 66 

(par value = Rs. 50). 

(i) How much should he invest? 

(ii) If the dividend is 7.5%, what will his annual income be? 

(iii) If he wants to increase income by Rs. 600, how many extra shares should he buy? 

1. if there is 1 boy and 4 girls you could write the ratio as:

   if there is 1 boy and 4 girls you could write the ratio as:

Find the length of its hypotenuse.

The sides forming the right angle of a

 right angled triangle are 7 cm and 5 cm. 

Find the length of its hypotenuse.

Let's find the value