4. Find the value of 'x' in the following proportions:
(a) 11:121: :x: 231 (b) x: 5::90: 25
Answers
Answered by
3
Step-by-step explanation:
11/121 to lowest form
=1/11
=1/11 x/ 231
=231×1/11
=21 Ans
b) 90/25 to lowest form
=18/5
=x/5 18/5
=18×5/5
= 90/5
= 18 Ans
Answered by
0
Answer:
A= 21
B= 18
Step-by-step explanation:
Sorry could not give the full explanation
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