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If 90% of x is 315 km, then the value of x
asked
Jan 17, 2022
in
8th-maths
marks1
chapter9
#mcq
0
votes
0
answers
A sum is taken for two years at 16% p.a. If interest is compounded after every three months, the number of times for which interest is charged in 2 years
asked
Jan 17, 2022
in
8th-maths
marks1
chapter9
#mcq
0
votes
0
answers
Avinash bought an electric iron for Rs 900 and sold it at a gain of 10%. He sold another electric iron at 5% loss which was bought Rs 1200. On the transaction he has
asked
Jan 17, 2022
in
8th-maths
marks1
chapter9
#mcq
0
votes
0
answers
The compound interest on Rs 8,000 for one year at 16% p.a. compounded half yearly is _________, given that `(1.08)^2 =
asked
Jan 17, 2022
in
8th-maths
marks1
chapter9
#fib
0
votes
0
answers
By selling an article for Rs 1,12,000 a girl gains 40%. The cost price of the article was
asked
Jan 17, 2022
in
8th-maths
marks1
chapter9
#fib
0
votes
0
answers
Number of students appearing for class X CBSE examination increases from 91,422 in 1999–2000 to 11,6054 in 2008–09. Increase in the number of students appeared is approximately
asked
Jan 17, 2022
in
8th-maths
marks1
chapter9
#tnf
0
votes
0
answers
Three bags contain 64.2 kg of sugar. The second bag contains `4/5` of the contents of the first and the third contains `42 1/2%` of what there is in the second bag. How much sugar is there in each
asked
Jan 17, 2022
in
8th-maths
marks2
chapter9
#sub
0
votes
0
answers
Find discount in per cent when (a) M.P. = Rs 625 and S.P. = Rs 562.50 (b) M.P. = Rs 900 and S.P. = Rs
asked
Jan 17, 2022
in
8th-maths
marks2
chapter9
#sub
0
votes
0
answers
Harshna gave her car for service at service station on 27-05-2009 and was charged as follows: (a) 3.10 litres engine oil @ Rs 178.75 per litre and VAT @ 20%. (b) Rs 1,105.12 for all other services and VAT @ 12.5%. (c) Rs 2,095.80 as labour charges and service tax @10%. (d) 3% cess on service Tax. Find the bill
asked
Jan 17, 2022
in
8th-maths
marks2
chapter9
#sub
0
votes
0
answers
Arunima bought household items whose marked price and discount % is as follows: Item Quantity Rate Amount Discount% (a) Atta 1 packet 200 200 16% (b) Detergent 1 packet 371 371 22.10% (c) Namkeen 1 packet 153 153 18.30% Find the total amount of the bill she has to
asked
Jan 17, 2022
in
8th-maths
marks2
chapter9
#sub
0
votes
0
answers
If the price of petrol, diesel and LPG is slashed as follows: Fuel Old prices/litre (in Rs) New price/litre (in Rs) % Decrease Petrol / LDiesel / LLPG/14.2kg 45.6232.86304.70 40.6230.86279.70 ______________________________ Complete the above
asked
Jan 17, 2022
in
8th-maths
marks3
chapter9
#sub
0
votes
0
answers
On selling a chair for Rs 736, a shopkeeper suffers a loss of 8%. At what price should he sell it so as to gain
asked
Jan 17, 2022
in
8th-maths
marks3
chapter9
#sub
0
votes
0
answers
Living on your own: Sanjay is looking for one-bedroom apartment on rent. At Neelgiri apartments, rent for the first two months is 20% off. The one bedroom rate at Neelgiri is Rs 6,000 per month. At Savana appartments, the first month is 50% off. The one bedroom rate at Savana appartments is Rs 7000 per month. Which appartment will be cheaper for the first two months? By how
asked
Jan 17, 2022
in
8th-maths
marks4
chapter9
#sub
0
votes
0
answers
Rain forests are home to 90,000 of the 2,50,000 identified plant species in the world. What per cent of the world’s identified plant species are found in rain
asked
Jan 17, 2022
in
8th-maths
marks4
chapter9
#sub
0
votes
0
answers
100 persons had food provision for 24 days. If 20 persons left the place, the provision will last
asked
Jan 17, 2022
in
8th-maths
marks1
chapter13
#mcq
0
votes
0
answers
If two quantities x and y vary directly with each other, then ______ of their corresponding values remains
asked
Jan 17, 2022
in
8th-maths
marks1
chapter13
#fib
0
votes
0
answers
If x varies inversely as y and x = 4 when y = 6, then when x = 3 the value of y is
asked
Jan 17, 2022
in
8th-maths
marks1
chapter13
#fib
0
votes
0
answers
If x varies inversely as y and x = 20 when y = 600, find y when x =
asked
Jan 17, 2022
in
8th-maths
marks2
chapter13
#sub
0
votes
0
answers
The variable x varies directly as y and x = 80 when y is 160. What is y when x is
asked
Jan 17, 2022
in
8th-maths
marks2
chapter13
#sub
0
votes
0
answers
A car covers a distance in 40 minutes with an average speed of 60 km/h. What should be the average speed to cover the same distance in 25
asked
Jan 17, 2022
in
8th-maths
marks2
chapter13
#sub
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