Question

1) The difference between the compound interest and the simple interest for 2 years at 8% per annum ona
certain sum of money is 120. Find the sum?
A) 18,750/-
B) 18,700/-
C) 18,850/-
D) 18,050/-

2. A carton is in the shape of a cuboid of measure 200 cm x 100 cm x 50 cm. A box is in the shape of a cube
of measure 5 cm x 5 cm x 5 cm. Then how many boxes can be stored in the carton?
A) 4,000
B) 8,000
C) 2,000
D) 1,000

3. The salary of an officer has been increased by 50%. By what percent the new salary must be reduced to
restore the original salary?
A) 44%
B) 33-%
C) 22%
D) 115%

4. Find the cost of erecting a fence around a square field whose area is 9 hectares if fencing costs 3.50/- per
metre.
A) 4200/-
B) 4300/-
C) 4400/-
D) 4500/-

plz help urgent​

Answer 1

Answer:

Answer:

Calorimetry is the science or act of measuring changes in state variables of a body for the purpose of deriving the heat transfer associated with changes of its state due, for example, to chemical reactions, physical changes, or phase transitions under specified constraints. Calorimetry is performed with a calorimeter.

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