A person contributed his total salary into 3 accounts A, B, C. The ratio of total salary, share of account A, account B is 20:5: 8. Find the central angle of sector which represent share C account.
(i) 72 1/2°
(ii) 126°
(iii) 105°
(iv) 67 1/2°
(i) 72 1/2°
(ii) 126°
(iii) 105°
(iv) 67 1/2°
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Verified answer
Answer:
Correct Answer - B Given, the ratio of total salary, share of A, and share of B is 20 : 5 : 8. ∴ Share of C is 7 parts out of 20 parts. Required cental angle =7/20xx360^(@)=126^(@) Hence, the correct option is (b
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Answer:
C's share = 8/33
33 unit = 360⁰
8 unit = 360⁰/33 *8 ~ 87.272⁰
The options are wrong.