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).
12 Mar 2019
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.
11 Mar 2019
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?
24 Dec 2018
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:
14 Dec 2018
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.
12 Nov 2018
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