Q7 of 59 Page 77

Write the ratio of first quantity to second quantity in the reduced form.

i. 1024 MB, 1.2 GB [(1024 MB = 1 GB)]


ii. 17 Rupees, 25 Rupees 60 paise


iii. 5 dozen, 120 units


iv. 4 sq.m, 800 sq.cm


v. 1.5 kg, 2500 gm

(i) 1024MB = 1 GB


Reduced form of the ratio of 1 GB and 1.2 GB is:




The ratio in reduced form is 5:6.


(ii) 60 paise = 0.60 Rupees


25 Rupees and 60 paise = 25.60 Rupees


Reduced form of the ratio of 17 Rupees and 25.60 Rupees is:



(Break the numbers in simpler form)



The ratio in reduced form is 85:128.


(iii) 1 dozen = 12 units


5 dozens = 5 × 12 = 60 units


Reduced form of the ratio of 5 dozens (= 60 units) and 120 units is:




The ratio in reduced form is 1:2.


(iv) 4 sq m = 4 m2=4(100cm)2


4 sq m = 40000 sq cm


Reduced form of the ratio of 4 sq m(=40000 sq cm) and 800 sq cm is:


(Break the numbers in simpler form)



The ratio in reduced form is 50:1.


(v) 1 kg = 1000 gm


1.5 kg = 1500 gm


Reduced form of the ratio of 1500 gm and 2500 gm is:




The ratio in reduced form is 3:5.


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