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Class 10 - Mathematics
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Q.1/2x+1/3x=2,1/3x+1/2y=13/6
34 views
doubts
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June 26, 2017
Class 10 - Mathematics
0
Ans
prove that 2root3/5 is irrational
48 views
doubts
asked
June 26, 2017
Class 10 - Mathematics
0
Ans
what is vertex
37 views
doubts
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June 26, 2017
Class 10 - Mathematics
0
Ans
what is corollary
41 views
doubts
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June 26, 2017
Class 10 - Mathematics
0
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x4+10×3+25×2+k/x+7 find k
33 views
doubts
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June 26, 2017
Class 10 - Mathematics
0
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if one zero of polynomial(a2 +9)x2+13x+6a is resiprocal of the other find value of a
53 views
doubts
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June 26, 2017
Class 10 - Mathematics
0
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if one zero of the polynomial p(X)=x3-6×2+11x-6 is 3,find the other two zeroes
43 views
doubts
asked
June 26, 2017
Class 10 - Mathematics
0
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A basket has 6 dozen apples, out of which 6 are rotten, an apple is taken out. Find the probability of getting (i) a good apple and (ii) a rotten apple.
40 views
doubts
asked
June 26, 2017
Class 10 - Mathematics
0
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if the least prime factor of a is 3 and that of b is 7 what is the least prime factor of a+b
36 views
doubts
asked
June 26, 2017
Class 10 - Mathematics
0
Ans
1.use eculid’s division lemma to show that the cube of any positive integer is of the form 9m,9m+1or 9m+8
33 views
doubts
asked
June 26, 2017
Class 10 - Mathematics
0
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A card is drawn at random from a pack of 52 playing card .Find the probability that the card drawn is neither a face card nor a black card?
32 views
doubts
asked
June 26, 2017
Class 10 - Mathematics
0
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A game consists of tossing a coin 3 times and noting its outcomes each time. Hanif wins if he gets 3 heads and loses otherwise. Find the probability that Hanif will lose the game?
39 views
doubts
asked
June 26, 2017
Class 10 - Mathematics
0
Ans
Find the probability of getting a vowel in the word MORAL.
39 views
doubts
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June 26, 2017
Class 10 - Mathematics
0
Ans
Two customers Ram and Rohan are visiting a particular shop in the same week (Tuesday to Saturday). Each is equally likely to visit the shop on any day as on another day. What is the probability that both will visit the shop on (i) The same day? (ii) Consecutive days? (iii) Different days?
33 views
doubts
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June 26, 2017
Class 10 - Mathematics
0
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All the face cards of spades are removed from a well shuffled pack of 52 cards. A card is drawn at random from the remaining pack. Find the probability of getting (i) a black card (ii) a queen
39 views
doubts
asked
June 26, 2017
Class 10 - Mathematics
0
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A bag contains 25 balls of red and green colour. If 3 red balls and 2 green balls are added, then the probability of getting green is twice the probability of getting red. Find the number of balls of each colour.
39 views
doubts
asked
June 26, 2017
Class 10 - Mathematics
0
Ans
Kartik repays his total loan of Rs.118000 by paying every month starting with the first installment of 1000, if he increases the installment by Rs. 100 every month. What amount will be paid by him in the 30th installment and what amount of loan does he still have to pay after the 30th installment?
94 views
doubts
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June 26, 2017
Class 10 - Mathematics
0
Ans
If the sum of three consecutive terms of an A.P. is 45 and the sum of their squares is 707, then what is the difference between the smallest and the greatest term?
35 views
doubts
asked
June 26, 2017
Class 10 - Mathematics
0
Ans
A manufacturer of T.V. sets produced 600 sets in the third year and 700 sets in the seventh year.Assuming that the production increase uniformly by a fixed number every year, find (a ) The production in the first year (b) The production in the 10t h year (c ) The total production in first 7 years
50 views
doubts
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June 26, 2017
Class 10 - Mathematics
0
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If the arithmetic mean of a and b is x and the arithmetic mean of b and c is y then find the arithmetic mean of x and y.
34 views
doubts
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June 26, 2017
Class 10 - Mathematics
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