If the tens digit is twice the units digit in the number 'ab'. Choose the correct option.

a = 2b

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b = 2a

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a = b

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a = 0.2 b

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Solution

The correct option is A a = 2b
The units digit in the number = b
The tens digit in the number = a
$Tens digit = 2 \times units digit$
$a = 2 \times b$
$a = 2 b$

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If the tens digit is twice the units digit in the number 'ab'. Choose the correct option.

The correct option is A a = 2bThe units digit in the number = b The tens digit in the number = a Tens digit=2×units digit a=2×b a=2b

The correct option is A a = 2b
The units digit in the number = b
The tens digit in the number = a
$Tens digit = 2 \times units digit$
$a = 2 \times b$
$a = 2 b$