Question

5)By how much is the sum of 5/9 and 4/12 less
than 31/2 ?

6)If a: b = 9:10 and b: c= 5:7, find i)a:b:c iia:c
You 4:47 PM
7) If the age of Reeta and her mother is in the ratio 4:
11 and their heights are in proportion with their age :
find the height of reeta if her mother's height is 165
cm

8)if x. 7, 9 and 5 are in direct proportion find value
o
9) Find the mean proportion to 16,4
10) Find the value of xif 14, 2, X. 5 are in inverse
proportion​

Answer 1

for your question answer is √24