Friends pls answer this question with step by step approach that will be great helpful for me
V is 1001 digit natural number consisting of 1001 sevens. What is the remainder when V is divided by 1001?
Thanks
There are two alloys Brass and Bronze. Brass is made using only Copper and Zinc in a certain ratio. Bronze contains 70% Copper, 14% Zinc and 16% Tin. These two alloys are mixed in the ratio x:y. The resultant mixture contains Copper, Zinc and Tin in the ratio 75:17:10. What percentage of Brass is Zinc? Please write the steps too, I have a doubt in this
Answer is 22%
the coefficient of x^49 in the product of (x-1)(x-3)....(x-99) is
- None of these
- -2500
- 1
- -99^2
0 voters
#PnC
How many 7 digits number(abcdefg) can be made such that a>b>c , dg 1).without repitition
2). With repitition
2 frnds P & Q started a business investing in d ratio 5:6. R joined dem after 6 mnths investing an amount equal to that of Q's. At d end of d year, 20% profit was earned which was equal to rs.98000. Wt was d amount invested by R ???
A. Rs.105000
B. Rs.175000
C. Rs.210000
D. Data inadequate
E. None of these
please post the answer with solutions...
K, L, M, N, P, Q, R, S, U and W are the only ten members in a department. There is a proposal to form a team from within the members of the department, subject to the following conditions:
a. A team must include exactly one among P, R, and S.
b. A team must include either M or Q, but not both.
c. If a team includes K, then it must also include L, and vice versa.
d. If a team includes one among S, U, and W, then it must also include the other two.
e. L and N cannot be members of the same team.
6. L and U cannot be members of the same team.
The size of a team is defined as the number of members in the team.
Question: What would be the size of the largest possible team?
(1) 8
(2) 7
(3) 6
(4) 5
(5) Cannot be determined
post the solution too..
Friends pls explain me with step by step approach,
There is a ten digit number whose leftmost digit is equal to the number of 1's in the number, second leftmost digit is equal to the number of 2's in the number, third leftmost digit is equal to the number of 3's and so on. The right most digit of the number is equal to the number of 0's in the number. What is the sum of the digits of the number?
Laura has a deck of standard playing cards with 13 of the 52 cards designated as a "heart." If Laura shuffles the deck thoroughly and then deals 10 cards off the top of the deck, what is the probability that the 10th card dealt is a heart?
- 13/42
- 1/5
- 5/26
- 12/42
- 1/4
0 voters
How many no less than 400 are divisible by atleast 2,3,4,6,9,14 or 21.
a. 266
b. 276 c. 321 d. 588
Solve the following equations for x and y:
16x - 12y = 44 and 1/(4x-18) - 1/ (6y-14) =1/4
Totally off the topic but something which we all need to achieve our dreams guys...pls do watch this when you people feel low , lazy , tired or failing....