SSC JE Mechanical Engineering 2018 Set 1 Paper

Question : 33 of 200

Marks: +1, -0

In a certain code language, ‘+' represents ‘–', ‘–' represents ‘x', ‘x' represents ‘÷' and ‘÷' represents ‘+'. Find out the answer to the following question.
100 x 5 + 15 – 12 ÷ 6 = ?

513
71
–31
–154

Validate

Solution:

(+) = (-), (-) = (×), (×) = (÷), (÷) = (+)
(100 × 5 + 15 -12 ÷ 6)
(100 ÷ 5 – 15 × 12 + 6) =

(100/5)

- (15 × 12) + 6
= 20 – 180 + 6 = –154

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