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Recent questions tagged ch-6
Questions
The metal oxide, which cannot be reduced to metal by carbon is
cbse
class12
chemistry
ch-6
isolation-of-elements
asked
Dec 21, 2015
by
meena.p
1
answer
Froth floatation process for the concentration of ores is a practical application of
cbse
class12
chemistry
ch-6
isolation-of-elements
asked
Dec 21, 2015
by
meena.p
1
answer
Calamine is an are of
cbse
class12
chemistry
ch-6
isolation-of-elements
asked
Dec 21, 2015
by
meena.p
1
answer
The actual reducing agent of hematite in blast furnace is
cbse
class12
chemistry
ch-6
isolation-of-elements
asked
Dec 21, 2015
by
meena.p
1
answer
$12 \%$ of x is $18$ , x is equal to
olympiad
class8
math
ch-6
comparing-quantities
asked
May 20, 2015
by
meena.p
1
answer
$12.5 \%$ of $192 =50\%$ of ?
olympiad
class8
math
ch-6
comparing-quantities
asked
May 20, 2015
by
meena.p
1
answer
If $90\%$ of $A=30\%$ of B and $B= x\%$ of A then the value of x is
olympiad
class8
math
ch-6
comparing-quantities
asked
May 20, 2015
by
meena.p
1
answer
$x \times 15=37.5 \%$ of $220$. Find x
olympiad
class8
math
ch-6
comparing-quantities
asked
May 20, 2015
by
meena.p
1
answer
Overhead charges such as transportation toll tax, repair etc are included in the _________
olympiad
class8
math
ch-6
comparing-quantities
asked
May 20, 2015
by
meena.p
1
answer
A man buys balloons 3 for a rupee and sells them at 2 for a rupee, find his gain percent?
olympiad
class8
math
ch-6
comparing-quantities
asked
May 20, 2015
by
meena.p
1
answer
The weight of a 10 year old girl was $32\;kg$ . But it was misread as $36 \;kg$ . Find the error percentage ?
olympiad
class8
math
ch-6
comparing-quantities
asked
May 20, 2015
by
meena.p
1
answer
The weight of a 10 year old girl was $32\;kg$ . But it was misread as $36 \;kg$ . Find the error percentage ?
olympiad
class8
math
ch-6
comparing-quantities
asked
May 20, 2015
by
meena.p
0
answers
By what a number must be multiplied. So as to increase it by $17\%?$
olympiad
class8
math
ch-6
comparing-quantities
asked
May 20, 2015
by
meena.p
1
answer
My bank deposit has increased by $40\%$ during the past year. It is now $Rs. 50,400$ what was it a year ago .
olympiad
class8
math
ch-6
comparing-quantities
asked
May 20, 2015
by
meena.p
1
answer
The salary of Ravi increases in the ratio $3:5$ his original salary was $Rs. 7500$ find his new salary
olympiad
class8
math
ch-6
comparing-quantities
asked
May 20, 2015
by
meena.p
1
answer
For books, the printed price is the _____
olympiad
class8
math
ch-6
comparing-quantities
asked
May 20, 2015
by
meena.p
1
answer
Value added tax is charged on the _________ of an article.
olympiad
class8
math
ch-6
comparing-quantities
asked
May 20, 2015
by
meena.p
1
answer
If the radius of a circle is decreased by $x\%$ then the radius of that circle increases by _________
olympiad
class8
math
ch-6
comparing-quantities
asked
May 20, 2015
by
meena.p
1
answer
If the circumference of a circle is increased by $x \%$ then the radius of that circle increase by ________
olympiad
class8
math
ch-6
comparing-quantities
asked
May 20, 2015
by
meena.p
1
answer
Find the ratio of the speed of a car $60 \;km /hr$ to the speed of a scooter $30\;km/hr$
olympiad
class8
math
ch-6
comparing-quantities
asked
May 20, 2015
by
meena.p
1
answer
On a certain day, $15 \%$ of boys were absent and $34$ were present . How many boys were there in the class?
olympiad
class8
math
ch-6
comparing-quantities
asked
May 20, 2015
by
meena.p
1
answer
$40\%$ of a certain number is $320$ find the number
olympiad
class8
math
ch-6
comparing-quantities
asked
May 20, 2015
by
meena.p
1
answer
What sum of money when decreased by $20\%$ becomes $Rs.108$?
olympiad
class8
math
ch-6
comparing-quantities
asked
May 20, 2015
by
meena.p
1
answer
If the cost price of $18$ cycles be equal to selling price of 16 cycles , find the gain or loss percent.
olympiad
class8
math
ch-6
comparing-quantities
asked
May 20, 2015
by
meena.p
1
answer
Find the S.P when $M.P= Rs. 64$ and discount $=12.5 \%$
olympiad
class8
math
ch-6
comparing-quantities
asked
May 20, 2015
by
meena.p
1
answer
A manufacturer's cataloged price of a car is $Rs. 42000$ , but he allows the retailer $20 \%$ discount. What does the retailer pay for the car?
olympiad
class8
math
ch-6
comparing-quantities
asked
May 19, 2015
by
meena.p
1
answer
Find the M.P when $S.P= Rs.1920$ and discount = $4\%$
olympiad
class8
math
ch-6
comparing-quantities
asked
May 19, 2015
by
meena.p
1
answer
Shishir and Vinay borrowed $Rs. 2500$ and $Rs. 300$ respectively at the same rate of simple interest for $2 \large\frac{1}{2}$ years. If Vinay paid $Rs. 175$ more interest than shishir, find the rate of interest per annum .
olympiad
class8
math
ch-6
comparing-quantities
asked
May 19, 2015
by
meena.p
1
answer
A man has $Rs. 7000$ to invest he invest $Rs. 4000$ at $3 \%$ P.a . At what rate of interest must be invest the remainder in order to obtain $4\%$ interest on the total sum ?
olympiad
class8
math
ch-6
comparing-quantities
asked
May 19, 2015
by
meena.p
1
answer
Find $4 \large\frac{1}{2}$$\%$ of $1800\;m$
olympiad
class8
math
ch-6
comparing-quantities
asked
May 19, 2015
by
meena.p
1
answer
A T.V was bought at a price of $Rs. 21,000$ After one year the value of T.V was depreciated by $5\%$ Fins the value of the TV after one year
olympiad
class8
math
ch-6
comparing-quantities
asked
May 19, 2015
by
meena.p
1
answer
The population of a town was $1,60,000$ three past years ago. If it had increased $3\%,2.5\%$ and $5\%$ in the last three years. Find its present population .
olympiad
class8
math
ch-6
comparing-quantities
asked
May 19, 2015
by
meena.p
1
answer
The cost price of 16 articles is equal to the selling price of 12 articles . Find the gain or loss percent
olympiad
class8
math
ch-6
comparing-quantities
asked
May 19, 2015
by
meena.p
1
answer
X is $5\%$ of y, y is $24 \%$ of Z. If $x= 480$, find the values of y and Z
olympiad
class8
math
ch-6
comparing-quantities
asked
May 19, 2015
by
meena.p
1
answer
fill in the blanks : $C.I=P \bigg[ \bigg( 1+ \large\frac{--}{100} \bigg)^{--} -1 \bigg]$
olympiad
class8
math
ch-6
comparing-quantities
asked
May 19, 2015
by
meena.p
1
answer
The period after which the interest is added to the principal is called _________ Period
olympiad
class8
math
ch-6
comparing-quantities
asked
May 19, 2015
by
meena.p
1
answer
If seema had $Rs. 600$ left after spending $75\%$ of her money , how much did she have in the beginning ?
olympiad
class8
math
ch-6
comparing-quantities
asked
May 19, 2015
by
meena.p
1
answer
The population of a town increases by $ 6\%$ every year. If the present population $Rs. 16000$ . find its population after a year .
olympiad
class8
math
ch-6
comparing-quantities
asked
May 19, 2015
by
meena.p
1
answer
If $23 \%$ of a is $4b$ , then find a
olympiad
class8
math
ch-6
comparing-quantities
asked
May 19, 2015
by
meena.p
1
answer
Find the compound interest on $Rs. 125000$ for 9 months $8 \%$ per annum , compound quarterly
olympiad
class8
math
ch-6
comparing-quantities
asked
May 19, 2015
by
meena.p
1
answer
Sanjana bought a sofa for $Rs. 13500$ If $8 \%$ VAT is included in the price, find the orginal price of sofa
olympiad
class8
math
ch-6
comparing-quantities
asked
May 19, 2015
by
meena.p
1
answer
The cost of a pair of shoes at a shop was $Rs. 450$ . The sales tax charged was $5\%$ . find the bill amount .
olympiad
class8
math
ch-6
comparing-quantities
asked
May 19, 2015
by
meena.p
1
answer
On selling a fan for $Rs. 810$ . samrat gains $8 \%$ for how much did he purchased ?
olympiad
class8
math
ch-6
comparing-quantities
asked
May 19, 2015
by
meena.p
1
answer
What percent of $35\;kg$ is $25\;kg$
olympiad
class8
math
ch-6
comparing-quantities
asked
May 18, 2015
by
meena.p
1
answer
Find which of the following represents $3:4$
olympiad
class8
math
ch-6
comparing-quantities
asked
May 18, 2015
by
meena.p
1
answer
A man got $10 \%$ increase in his salary . If his new salary is $154000$, find his original salary ?
olympiad
class8
math
ch-6
comparing-quantities
asked
May 18, 2015
by
meena.p
1
answer
If $60\%$ of x 1200, then the value
olympiad
class8
math
ch-6
comparing-quantities
asked
May 18, 2015
by
meena.p
1
answer
Find the ratio of 1 dozen organ to 28 oranges.
olympiad
class8
math
ch-6
comparing-quantities
asked
May 18, 2015
by
meena.p
1
answer
4 years 6 months equivalent to how many years?
olympiad
class8
math
ch-6
comparing-quantities
asked
May 18, 2015
by
meena.p
1
answer
If you have a bank account whose Principal is $Rs. 1000$ and your bank compound the interest twice a year at an interest rate of $5 \%$ hour much money do you have in your account at the years end ?
olympiad
class8
math
ch-6
comparing-quantities
asked
May 18, 2015
by
meena.p
1
answer
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