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Direct and Inverse Variation and Profit, Loss and Discount
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Q-1.
68 boxes of contain commodity require a shelf- length of 13.6 m . How many
boxes of the same commodity would occupy a shelf- length of 20.4m?
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Q-2.11
men can dig 27/4 m long trench in one day. How many men should be employed
for digging 27m long trench of the same type in one
day?
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Q-3.120
men had food provisions for 200 days. After 5 days, 30 men die due to an
epidemic. How long will the remaining food last?
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Q-4.A
car can finish a certain journey in 10 hours at the speed of 48km/hr.By how
much should its speed be increased so that it many take only 8 hours to
cover the same distance?
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Q-5.In
a hostel of 50 girls, there are food provisions for 40 days. If 30 more girls
join the hostel, how long will these provisions last?
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Q-6.A
worker is paid Rs.210 for 6 days work. If his total income of the month is
Rs. 875, for how many did he work?
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Q-7.A
train 400m long is running at a speed of 72km/hr.How much time does it take
to cross a telegraph post?
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Q-8.A
train 360m long is running at a speed of 45 km/hr. What time will it take to
cross a 140m long bridge?
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Q-9.A
train 210m long took 12 seconds to pass a 90 m long tunnel. Find the speed of
the train.
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Q-10.
A man sold two articles at Rs. 25920 each. These were sold at 8%gain and 4%
loss respectively. Find his gain or loss percent in the whole transaction.
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Q-11.
Some toffees are bought at the rate of 11 per Rs.10 and sold at the rate of 9
per Rs.10. If the whole lot is sold at one rupee per toffee, find his gain or
loss percent on the whole transaction.
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Q-12.
After allowing a discount of 12% on the marked price of an article, it is
sold for Rs.880, find its marked price.
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Q-13.
A shopkeeper offers his customer 10% discount and still makes a profit 26%.
What is the actual cost to him of an article marked Rs.280?
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Q-14.
A dealer buys an article for Rs.380. At what price must he mark it so that
after allowing a discount of 5%, he still makes a profit of 25%?
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Q-15.
By selling a pair of earrings at a discount of 25% on the M.P., a jeweler
makes a profit of 16%. If the profit is Rs.48, what is the C.P.? What
is the M.P. and the price at what the pair was eventually bought?
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Q-16.
A publisher gives 32% discount on the printed price of a book to booksellers.
What does a bookseller pays for a book whose printed price is Rs.275?
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Q-17.
List price of a pair of shoes is Rs.450. If Amit paid Rs.45 as VAT for it,
find the rate of VAT.
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Q-18.
The cost of furniture inclusive of VAT is Rs.7150. If the rate of VAT is 10%,
find the original cost of the furniture.
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Q-19.
Ajit buys a motorcycle for Rs.17600 including Value Added Tax. If the rate of
VAT is 10%, what is the sale price of motorcycle?
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Q-20.
Shruti bought a set of cosmetic items for Rs.345 including 15% Value Added
Tax and a purse for Rs.110 including 10% VAT. What percent is the VAT charged
on the whole transaction?
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