Download App

Exponents — MATHS STD 8 — Question

Gujarat BoardEnglish MediumSTD 8MATHSExponents2 Marks
Question
Write the following numbers in usual form:
$6.82 × 10^{-6}$
✓

Answer

$6.82\times10^{-6}$
$=\frac{682}{100}\times\frac{1}{10^6}$
$=\frac{682}{10^2\times10^6}$
$=\frac{682}{10^{(2+6)}}$
$=\frac{682}{10^8}$
$=\frac{682}{100000000}$
$=0.00000682$

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 "2 Marks Questions" from Exponents→Exponents — all question types→MATHS STD 8 question papers→Gujarat Board STD 8 question papers→Gujarat Board question paper generator→

Similar questions

Factories:
$x^2- 4x - 21$
→
The human body is made up mostly of water. In fact, about $67\%$ of a person’s total body weight is water. If Jyoti weights $56\ kg$, how much of her weight is water?
→
Find the volume of a cube whose surface area is $384m^2$.
→
A mixture of 40 kg contains sand and cement in the ratio of 3: 1. How much cement should be added to the mixture to make the ratio of sand to cement 5: 2?
→
Find the areas of rectangle with the monomials as their lengths and breadths respectively: $(4x, 3x^2)$
→
Write a pythagorean triplet whose smallest member is: $14$
→
Which of the following triplets are pythagorean? $(8, 15, 17)$
→
What number will you multiply by 1323 to make it a cube number?
→
Find the continues products:
$ (2 p+3)(2 p-3)\left(4 p^2+9\right) $
→
A solid rectangular piece of iron measures $6\ m$ by $6\ cm$ by $2\ cm.$ Find the weight of this piece if $1\ cm^3$ of iron weighs $8\ gm.$
→