The price of an article was first increased by 10% and then decreased by 10%. If the final price became Rs. 20, then the initial price (in Rs.) of the article was..?
643! Last 2 non zero digits are?don't have the options,please provide your answer with an explanation
How many points with integral coordinates are there inside a triangle, of area 250 sq units, that is right angled at (0,0) and has a vertex at (25,0)?
Also approach as well
- 226
- 225
- 228
- 227
0 voters
In an examination consisting of four subjects, the marks obtained by Shyam in 3 of them are 90%, 95% and 95% respectively. Each subject is of equal marks. Under the given circumstances his average percentage marks for the examination cannot be
Approach pls
For how many values of of N is N^2 +N + 11 a perfect square.??
India defeats brazil in a football match by 4-2 .
if brazil never had a lead then in how many ways goals may had been scored ?
A pile has 34 coins. Two friends Leena and Neeta are playing a game in which each of them draws 2 or 3 coins from a pile of 34 coins. The person to draw the last coin is the loser. How many coins should Neeta draw to ensure her win if she is the first one to draw ?
Please provide your approach in the solution.Thanks
- Neeta cannot win
- 3
- either (a) or (b)
- 2
0 voters
X^15 + x^10+ x^5+1 remajnder when divided by x^2+x +1
Two Cyclists are travelling at 3km/hr and 10km/hr around a circular track. What should be the ratio of number of distinct points that they would meet on that track if they first travel 10 rounds in same direction and then 10 rounds in opposite direction ?
Find the area of the parallelogram whose longer side is 10 units & smaller side is 8 units. Their diagonals bisect each other make an acute angle of 45 degrees.
- 16
- 18
- 15
- 24
- 20
0 voters
Find the approx. area of a cyclic quadrilateral whose sides are 10 cm, 12 cm, 14 cm and 16 cm
- 165
- 160
- 150
- 140
- 163
0 voters
In a Nautanki party of 60 friends, 20% of the friends cannot sing, 80% of the friends can dance and 50% of the friends can do mimicry. What can be the maximum number of friends who can dance sing and mimic?
(a)33 (b)30 (c)10 (d)6
The shortcut is (A+B+C-100)/(N-1) right? If i do so i am getting 33 but the answer is 30. Is there anything wrong with my formula?
if p = √a - √b, where a,b are two consecutive positive integers ,
and a>b
then find
((p^2) - (1/p^2))^2
Seven men A, B, C, D, E, F and G are standing in a queue in that order. Each one is wearing a cap of a different colour like violet, indigo, blue, green, yellow, orange and red.
D is able to see in front of him green and blue, but not violet.
E can see violet and yellow, but not red. G can see all caps other than orange. If E is wearing indigo cap, then the colour of cap worn by F is?
When a number divided by 7 , 8 and 9 it leaves reminders 2, 4 and 6 respectively. Find the number ? Please provide detailed solution
Which of the following can be inferred from statement " Either John is stupid or John is lazy"
1. John is lazy/ therefore, John is not stupid.
2. John is not lazy/ therefore, John is stupid.
3. John is not stupid/ therefore, John is lazy.
4. John is stupid/therefore, John is not lazy.
Codes
A. 1 and 2
B. 2 and 3
C. 3 and 4
D. 1 and 4
Which 2 statements are true but cannot be false together.
1.All balls are black
2.All balls are white
3. Only some balls are black
4.No balls are black
Assume balls can only be black or white.
ABC Ltd. is a courier company that uses three modes of transport for its services – Air, Rail and Road. The following pie charts show the distribution of the total number of couriers (Chart-1), Revenue Generated (Chart-2) and Total Cost (Chart-3) for the different modes of transport for the year 2006. Assume that the only cost involved was that incurred on transport.
(pie chart 1- air 90 rail 120 road 150
pie chart 2 - air 180 rail 108 road 72
pie chart 3- air 198 rail 90 road 72)- in degrees
If ABC Ltd. makes a total profit of 20% in the year 2006, what is the profit percentage on the couriers sent by Air transport?
- 33.2
- 32
- 10
- 9.09
0 voters
17^100/51 remainder ?
I am doing like this----> 17 * (17)^99 / 51
17^99 / 3
17 * (17)^98 / 3
17 * (-1)^98 / 3
So, remainder = 17/3 = 2
#What's wrong in this approach ?
___% of 4% of 5 equals 4% of 5% of 6