If A is a digit such that A > 7, compare the decimals A.A and A.7

A.A = A.7

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A.A > A.7

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A.A < A.7

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Cannot be determined

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Solution

The correct option is B A.A > A.7
Write the place value of A.A and A.7:

The difference is at the tenths place.

A.A has the digit A in the tenths place, while A.7 has 7 in the tenths place.

But, it is given that A >7

∴ A.A > A.7

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Similar questions

Q. If

lim x \to - a \frac{x^{7} + a^{7}}{x + a} = 7

then the value of a is

Q. Let

f (x) = a x^{7} + b x^{3} + c x - 5

, where

a, b

and

c

are constant. If

f (- 7) = 7

, then

f (7)

equals

?

We observe that in the first decimal place a has digit 7 and b has digit 7.In the second decimal place a has digit 1 and b has digit 7. So, irrational between them is 0.750750075000…

Which of the following is rational number?

If the square of a decimal has 4 digits then, how many digits are present after a decimal in that decimal number?

Q. A

7

-digit number is formed using the digits from

1, 2, 3, \dots, 9

such that exactly one digit is repeated thrice and exactly one digit is repeated twice. The total number of such

7

-digit number is

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If A is a digit such that A > 7, compare the decimals A.A and A.7

The correct option is B A.A > A.7Write the place value of A.A and A.7: The difference is at the tenths place. A.A has the digit A in the tenths place, while A.7 has 7 in the tenths place. But, it is given that A >7 ∴ A.A > A.7

The correct option is B A.A > A.7
Write the place value of A.A and A.7:

The difference is at the tenths place.

A.A has the digit A in the tenths place, while A.7 has 7 in the tenths place.

But, it is given that A >7

∴ A.A > A.7