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Let a means minus (–), b means multiplied by (ᵡ), C means di - Practice - ObjectiveMcq

Let a means minus (–), b means multiplied by (ᵡ), C means divided by (÷) and D means plus (+). The value of 90 D 9 a 29 C 10 b 2 is

Correct Answer: D — None of the above

No explanation is available for this question yet.

In the sequence of numbers

2/3, 4/7, X, 11/21, 16/31

The missing number X is:
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Insert the missing number:

16/32, 15 /33, 17/31, 14/34, ?
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