If '+' means '×', '-' means '÷', '×' means '-' and '÷' means '+', then choose the correct expression from the following options.

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RRB NTPC Exam 27 Jan 2021 click here to view all questions

If '+' means '×', '-' means '÷', '×' means '-' and '÷' means '+', then choose the correct expression from the following options.

A30−3÷7+2×21=4

B39−13×6+3÷19=3

C9+4÷8+3×10=50

D16+2÷8−4×9=30

Akhilesh ? Apr 3 '25 at 22:03

correct answer is: c
Explanation: After replacing the symbols according to the given rules, OPTION c evaluates correctly to 50.

• OPTION a: 30 ÷ 3 + 7 × 2 − 21 = 3 ≠ 4
• OPTION b: 39 ÷ 13 − 6 + 3 + 19 = 19 ≠ 3
• OPTION c: 9 × 4 + 8 × 3 − 10 = 50 = 50
• OPTION d: 16 × 2 + 8 ÷ 4 − 9 = 25 ≠ 30

 

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If water is called blue, blue is called red, red is called

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RRB TC CC Exam (Bangalore) 2006 click here to view all questions

If water is called blue, blue is called red, red is called white, white is called sky, sky is called rain, rain is called green and green is called air, which of the following is the colour of milk?

AAir

BGreen

CWhite

DSky

Sachin Khr ? Nov 18 '2016 at 21:41

Answer is : Sky
The colour of milk is 'white' and as given 'white' is called 'sky'.
So, the colour of milk is 'sky'.

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If Gold: Silver, then

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RRB TC CC Exam (Patna) 2006 click here to view all questions

If Gold: Silver, then

Aa) Ornament : Clothes

Bb) Money : Bank

Cc) Temple : Statue

Dd) Rice : Millet

Akilesh Kharvi ? Nov 5 '2016 at 13:29

Answer is Rice : Millet
Gold and silver are metals, while rice and millets are foodgrains. 

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