Question

Q.1 = When Rani purchased 3 soaps with a price of Rs 4 each, he got one soap as free. Them what is the average price of a soap?

Q.2 = The ratio of land and water in the whole world is 2:3 if this ratio in the northern hemisphere be 1:4, then the ratio of land to water in the southern hemisphere is.

Q.3 If 6 litre of milk cost Rs. 90, how much milk can you get for Rs.120?

Q.4 The amount of 40 books is Rs 320. How many such books would one get for Rs. 400?

Q.5 A cubical fish tank can hold 512 litres of water. Find the length of its edge.

Q.6 The age of Ramu is 21 less than his father. Find the age of Ramu when his father is 60 years.

Q.7 There are 3 members in a family, the total of their ages is x years. What will be their total ages after 10 years?

Q.8 How many pieces of length of 3.45 cm can be cut off from a ribbon of length 41.4 meters?

Q.9 How many cubes of side 2cm can be cut off from a wooden cubical log of volume 64 cm³?

Q.10 The average cost of 12 books is Rs 10. From this two books cost Rs 15 was sold. Find the average cost of the remaining books?

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Answer 1

Answer:

3

Step-by-step explanation:

price of one soap=4

number of soaps she bought=3

Total price of all soaps=4×3=12

she got 1 soap free

i.e.,3+1=4

i.e.,

average price of each soap

= total price of all soaps ÷ number of soaps

=12÷3

i.e.,

average price of a soap = 3

Answer 2

Step-by-step explanation:

when Ramu purchased three soaps with a price of Rs. 4 each. he got one sope as free then what is the average price of sope