Which of the following numbers is in standard form? - Vidyadip

MCQ

Which of the following numbers is in standard form?

A
$21.56 \times 10^5$
B
$215.6 \times 10^4$
✓
$2.156 \times 10^6$
D
none of these

✓

Answer

Correct option: C.

$2.156 \times 10^6$

C

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q. [1 Marks Each]" from Exponents→Exponents — all question types→MATHS STD 7 question papers→Gujarat Board STD 7 question papers→Gujarat Board question paper generator→

Similar questions

What is the coefficient of $y^2$ in the expression $4 - xy^2?$

Mark $(\checkmark)$ against the correct answer in the following: $0\div\frac{-7}{5}=?$

Find the value of $(6)^0 − (10)^0:$

In what time will a sum of $Rs. 8000$ amount to $Rs. 8360$ at $6\%$ per annum simple interest$?$

The angles $x$ and $90^\circ – x$ are:

Mark $(\checkmark)$ against the correct answer in the following:
In an examination it is required to get $36\%$ to pass. A student gets $160$ marks and fails by $20$ marks. The maximum marks are:

$(-25) \times(6+4)$ is not same as

If a sum of ₹ 2000 is lent out at $2 \%$ per annum for 10 years under simple interest, then the amount is

The solution of the equation $3m + 7 = 16$ is:

Mark $(\checkmark)$ against the correct answer in the following:
Which of the following is a vulgar fraction?