In what ratio a person must mix three kinds of sugar costing Rs 5.65,Rs 6.35 and and Rs 7.5 so that the average cost is Rs 6.75.All prices are per KG
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How many hammer blows would be required to reduce a 5 000 kg boulder to dust?
Find the remainder when 50^56^52 is divided by 11
- 10
- 9
- 5
- 7
0 voters
@Going_High @Nipun008 @sagarcat
Answer all the parts below (with formula or approach) to clarify all such concepts in one go :
Perimeter of a Triangle is say 40 cm. All sides are integers. Find :
1. Number of triangles which can be formed.
2. Number of Isosceles triangles
3. Number of acute angled triangles
4. Number of obtuse angled triangles
5. Number of Scalene triangles
the remainder when 2^2 + 22^ 2 + 222^2 + 2222^2.......(222.....49 twos)^2 is divided by 9 is
- 6
- 7
- 2
- 5
0 voters
Find gcd (2^100 - 1 , 2^120 - 1).
- 2^60 - 1
- 2^10 - 1
- 2^40 - 1
- 2^20 - 1
0 voters
Solution Pls
How many of the first 883 natural numbers contain at least one 7 as their digits? Any shortcut for solving these types of question?
what is the remainder when 21^22 is divided by 125?
please share your approach
a bag has 12 balls, of which 7 are red and the remaining black. find the probability of each of the events:
1. if 2 balls are selected simultaneously, they will be of different colours
2. if 2 balls are selected successively (a- without replacement ,b- with replacement ) , they will be of different colours
any commerce student over here, can you give me formula's for these?
1. range (eg. he if the range of the data 24,22,x,6,17,29 is 24, then the value of x can be)
2. quartile deviation
3. mean deviation
4. formula for the relationship between mean, mode and median