Find the ratio of the following : (i) 21 hours to 49 hours __________ (ii) 75 cm to 3 m __________ (iii) A dozen to a score __________ (iv) 1 hour to 20 minutes __________ (v) A dozen to a gross __________
Q.2 Write True or False :
(i) 2 : 8 :: 4 : 16 ( ) (ii) 500 : 200 :: 150 : 60 ( ) (iii) 50 : 45 :: 30 : 20 ( ) Q.3 Fill in the blanks so that the numbers are in proportion :
(i) 20, 18, 40, .............. (ii) ............., 35, 3, 15 (iii) 25, 100, ..........., 160 (iv) 32, ..........., 6, 12
Q.4 Find x, if the numbers are in proportion :
(i) 3, 9, 9, x __________ (ii) 25, x, 1 , 4 __________
Q5: Divide 60 in the ratio 1:2 between Bulbul and Kanika :
(i) Bulbul's share = __________ (ii) Kanika's share = __________
Q.6. Give two equivalent ratios of 6 : 4.
Q.7. Weight of 80 books in 160 kg. What is the weight of 25 books?
Sabir sir
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