Conversion of units - class-VII

conversion of units

26 Questions Published

Questions

Question 1 Multiple Choice (Single Answer)

A square field is 40m long. The perimeter of the square field is (in cm)

  1. $14000 \, cm$
  2. $16000 \, cm$
  3. $12000 \, cm$
  4. $8000 \, cm$
Question 2 Multiple Choice (Single Answer)

By converting the $0.0287m^2$ into the $cm^2$, the answer will be

  1. $28.7 \, cm^2$
  2. $2870 \, cm^2$
  3. $287 \, cm^2$
  4. None of these
Question 3 Multiple Choice (Single Answer)

$10^{-5} , m^2=? , hectare$

  1. $1$
  2. $10$
  3. $10^{-2}$
  4. $10^{-1}$
Question 4 Multiple Choice (Single Answer)

A rectangular field is 40m long and 30m wide. perimeter of rectangular field is

  1. $120$m
  2. $130$m
  3. $140$m
  4. $150$m
Question 5 Multiple Choice (Single Answer)

If $1 , m^2$ of a certain plot in a certain area costs Rs. $1500,$ how much does $1$ hectare cost?

  1. $15 \times 10^5$
  2. $15 \times 10^6$
  3. $15 \times 10^7$
  4. $15 \times 10^4$
Question 6 Multiple Choice (Single Answer)

By converting the 80.2km into the hectare, the answer will be

  1. 0.08020ha
  2. 8020ha
  3. 802ha
  4. 0.802ha
Question 7 Multiple Choice (Single Answer)

By converting the 4.8mm into the cm, the answer will be

  1. 0.048cm
  2. 0.48cm
  3. 48cm
  4. 480cm
Question 8 Multiple Choice (Single Answer)

$500.2867 m^2= , ? hectare$

  1. $5002.867$
  2. $5002867$
  3. $500.2867$
  4. $0.05002867$
Question 9 Multiple Choice (Single Answer)

$10^{-10} , cm^2=? , hectare$

  1. $10^{-28}$
  2. $10^{-8}$
  3. $10^{-18}$
  4. $10^{18}$
Question 10 Multiple Choice (Single Answer)

By converting the $4.8mm^{2}$ into the $m^2,$ the answer will be

  1. $4.8 \times 10^{-7} m^2$
  2. $4.8 \times 10^{-6} m^2$
  3. $4.8 \times 10^{-8} m^2 $
  4. $4.8 \times 10^{-5}m^2$
Question 11 Multiple Choice (Single Answer)

Consider the railway platform which is in square shape having side length $2\ km$. Then area of the platform is $4$ ____.

  1. $m$
  2. $km$
  3. $km^{2}$
  4. $m^{2}$
Question 12 Multiple Choice (Single Answer)

The area of a square field is $30\dfrac {1}{4}m^2$. Calculate the length of the side of the square.

  1. $5\dfrac {1}{3}m$
  2. $5\dfrac {1}{2}m$
  3. $5\dfrac {2}{5}m$
  4. $5\dfrac {1}{4}m$
Question 13 Multiple Choice (Single Answer)

The area of a square field is $80\dfrac {244}{729}$ square metres. Find the length of each sides field.

  1. $8\dfrac {25}{27}m$
  2. $8\dfrac {24}{27}m$
  3. $8\dfrac {26}{27}m$
  4. $8\dfrac {22}{27}m$
Question 14 Multiple Choice (Single Answer)

The area of a square field is $325\ m^2$. Find the approximate length of one side of the field. (upto 2 places of decimals) (in $m^2$)

  1. $19.03$
  2. $18.02$
  3. $18.03$
  4. $17.03$
Question 15 Multiple Choice (Single Answer)

The area of a square playground is $256.6404$ square metres. Find the length of one side of the playground.

  1. $16.04$ metres
  2. $16.02$ metres
  3. $16.06$ metres
  4. $16.08$ metres
Question 16 Multiple Choice (Single Answer)

By converting the $5.6 m^2$ into the $cm^2$, the answer will be

  1. $0.0056cm^2$
  2. $5600cm^2$
  3. $56000cm^2$
  4. $560cm^2$
Question 17 Multiple Choice (Single Answer)

Which would be weight closest to 800 kg?

  1. Feather
  2. Ball
  3. Cow
  4. None of these
Question 18 Multiple Choice (Single Answer)

Subtract $2\ \text{kg}\ 54\ \text{g}$ from $12\ \text{kg}\ 530\ \text{g}$.

  1. $10\ \text{kg}\ 476\ \text{g}$
  2. $104\ \text{kg}\ 76\ \text{g}$
  3. $1\ \text{kg}\ 476\ \text{g}$
  4. $1047\ \text{kg}\ 6\ \text{g}$
Question 19 Multiple Choice (Single Answer)

Subtract $21\ kg\ 370\ g$ from $37\ kg\ 675\ g$ without conversion into gram.

  1. $15\ kg\ 305\ g$
  2. $15\ kg\ 470\ g$
  3. $16\ kg\ 305\ g$
  4. $16\ kg\ 300\ g$
Question 20 Multiple Choice (Single Answer)

A truck was loaded with $482\ kg\ 100\ g$ of pumpkins and $307\ kg\ 432\ g$ of watermelons. Find the total weight carried by the truck.

  1. $78\ kg\ 953\ g$
  2. $789\ kg\ 532\ g$
  3. $89\ kg\ 532\ g$
  4. $780\ kg\ 432\ g$
Question 21 Multiple Choice (Single Answer)

A shopkeeper purchased $392\ kg\ 500\ g$ of orange. Later on, he found that $56\ kg\ 460\ g$ of oranges were rotten. Find the quantity of oranges in good condition.

  1. $330\ kg\ 400\ g$
  2. $336\ kg\ 4\ g$
  3. $336\ kg\ 40\ g$
  4. $33.6\ kg\ 40\ g$
Question 22 Multiple Choice (Single Answer)

Add $95\ kg\ 45\ g$ and $45\ kg\ 300\ g$.

  1. $14\ kg\ 34\ g$
  2. $140\ kg\ 300\ g$
  3. $14\ kg\ 345\ g$
  4. $140\ kg\ 345\ g$
Question 23 Multiple Choice (Single Answer)

If Raina weighs $54\ kg\ 43\ g$ and Rohit weighs $60\ kg\ 760\ g$. Then, the sum of weights of Raina and Rohit is :

  1. $114\ kg\ 803\ g$
  2. $115\ kg\ 19\ g$
  3. $110\ kg\ 703\ g$
  4. $104\ kg\ 803\ g$
Question 24 Multiple Choice (Single Answer)

Average weight of $25$ persons is increased by $1$ kg when one man weighing $60$ kg is replaced by a new person. Weight of new person is

  1. $50$ kg
  2. $61$ kg
  3. $86$ kg
  4. $85$ kg
Question 25 Multiple Choice (Single Answer)

If $A$ weighs $43\ kg\ 234\ g$ and $B$ weighs $56\ kg\ 450\ g$. Then the difference between the weights of $A$ and $B$ is :

  1. $12\ kg\ 811\ g$
  2. $13\ kg\ 216\ g$
  3. $13\ kg\ 306\ g$
  4. $10\ kg\ 216\ g$
Question 26 Multiple Choice (Single Answer)

Add $17\ kg,13\ kg\ 940\ g$ and $15\ kg\ 65\ g$.

  1. $40\ kg\ 65\ g$
  2. $4\ kg\ 650\ g$
  3. $46\ kg\ 50\ g$
  4. $46\ kg\ 5\ g$