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Class VII Assignment Date:- 24.12.2018
1. Divide the sum of 
and 
by their difference.
and by their difference.
2. Find the value of n if 8 x 2n+2 = 32
3. A man travelled 
of his journey by rail, 
by a taxi, 
by a bus and the
of his journey by rail, by a taxi, by a bus and the
remaining 2 km on
foot . What is the length of his total journey ?
4. The ages of P and Q are in the ratio 8:3 ,Six years hence
, their ages will
be in the ratio
9:4 . Find their present age.
5. A contractor employed 210 men to build a house in 60 days.
After 12
days, he was joined
by 70 more men. In how many days will the
remaining work be
finished ?
6. The price of a tea set is increased by 5% . If the
increased price is Rs
441 , what is its
original price.
7. A man buys lemons at 6 for Rs 10 and sells at 8 for Rs 15.
Find his
gain/loss per cent
8. A sum of money becomes 
of itself in 6 years at a certain rate of
of itself in 6 years at a certain rate of
simple interest .
Find the rate of interest.
Date of submission :- 26.12.2018
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