On buying a camera, the shopkeeper gives three rolls of film free. On buying a camera and six rolls of film, the shopkeeper gives additional four rolls of film free. If the equivalent discount is the same in both cases, then how many rolls will be equal in value to a camera?
In how many ways 68068 can be written as difference of two squares?
In how many ways can five integers be selected out of the first 30 natural numbers so that their product ends with five?
a 18C5 - 12C5
b 15C5 - 12C5
c 12C5 - 9C5
d None of these
In triangle ABC whose area is 60 cm2, AD is the median from A to BC and BY is the median from B to AD. If BY is extended to meet AC at E, what is the area of triangle AYE? 10,9,6,5?\
A regular hexagon of side 3cm is divided by 3 sets of parallel lines into congruent equilateral triangles. how many regular hexagons are there in total?
Let M be the set of all distinct factors of N=6^5*5^2*10,which are perfect squares .Find the product of the elements contained in M??
A watch dealer sells watches at Rs.600 per watch.However,he is forced to give successive discounts of 10% and 5% respectively.However,he recovers the sales tax on the net sale price from the customer at 5% of the net price.What price does a customer have to pay him to buy the watch ?
solution ?
- 539.75
- 538.65
- 538.75
- 539.65
0 voters
There are 6 gallons of pure alcohol in container A and 6 gallons of pure water in container B. an Empty bottle is filled with alcohol from A and then emptied into B. after steering the bottle is filled with this mixture from B and emptied into A. the ratio of alcohol to water in container A is now 4:1. What is the size of the bottle?
A sequence of positive integers includes the number 68 and has
arithmetic mean 56. When 68 is removed the arithmetic mean of the remaining
numbers is 55. What is the largest possible number in the sequence?
l
- 345
- 559
- 645
- 649
0 voters
How many numbers are there between 1000 and 10000 which when divided by 4, 5, 6 and 7 give remainder 1, 3, 3 and 5 respectively ? Please explain
Two different solutions of honey, milk and water are mixed with each other three times in varying proportions. The concentration of honey and milk in the three resulting solutions are found to be (10%, 16%), (12%, 12%) and (16%, x%) respectively. What is the value of x?
1) 4
2)7
3)8
4)10
Any simple
Let (3 + 2root2)^6 = I + f, where I
P = 1^1 + 2^2 + 3^3 + 4^4 + 5^5 + ... + 50^50. What is the remainder when P is divided by 8?
what is the maximum possible value of 3 ^ [ a(1 - 2a) ], where a is any real number?
A base 7 three digit Number has its digits reversed when written in base 9. Find the sum of digits of number ?
When X>-6,the minimum value of the function f(x)=(14+x)(24+x)/(x+6) is---- 1)10 2)12 3)50 4)38....OA is 3)...but kindly explain
For the people who've taken up the advanced sectional tests for Quant, how much have you been scoring on average ?
Find the sum of last three digits of the number 1021 ^25.
Find the remainder when 54^138 is divided by 77.