Maths
If two positive integers a and b are written as a = x^2 y^2 and b = xy^2 ; x, y are prime numbers then the HCF(a,b) is
22
Nov
If two positive integers a and b are written as a = x^2 y^2 and b = xy^2 ; x, y are prime numbers then the HCF(a,b) is b) is If two positive integers a and b are written as a = x^2 y^2 and b = xy^2 ; x y are prime numbers then [...]
The largest number which divides 70 and 125, leaving remainders 5 and 8 respectively is :
22
Nov
The largest number which divides 70 and 125, leaving remainders 5 and 8 respectively is : leaving remainders 5 and 8 respectively is : The largest number which divides 70 and 125 November 22, 2020 Category: Chapter 1 - Real Numbers , Maths , NCERT Class 10 ,
If HCF of 65 and 117 is expressible in the form 65m−117, then the value of m is
22
Nov
If HCF of 65 and 117 is expressible in the form 65m−117, then the value of m is If HCF of 65 and 117 is expressible in the form 65m−117 then the value of m is November 22, 2020 Category: Chapter 1 - Real Numbers , Maths , NCERT Class 10 ,
n^2 −1 is divisible by 8, if n is 1. an integer 2. a natural number
22
Nov
n^2 −1 is divisible by 8, if n is 1. an integer 2. a natural number if n is 1. an integer 2. a natural number n^2 −1 is divisible by 8 November 22, 2020 Category: Chapter 1 - Real Numbers , Maths , NCERT Class 10 ,
For some integer q, every odd integer is of the form 1. q 2. q+1 3. 2q 4. 2q+1
22
Nov
For some integer q, every odd integer is of the form 1. q 2. q+1 3. 2q 4. 2q+1 every odd integer is of the form 1. q 2. q+1 3. 2q 4. 2q+1 For some integer q November 22, 2020 Category: Chapter 1 - Real Numbers , Maths , NCERT Class 10 ,
For some integer m, every even integer is of the form of 1. m 2. m+1 3. 2m 4. 2m+1
22
Nov
For some integer m, every even integer is of the form of 1. m 2. m+1 3. 2m 4. 2m+1 every even integer is of the form of 1. m 2. m+1 3. 2m 4. 2m+1 For some integer m November 22, 2020 Category: Chapter 1 - Real Numbers , Maths , NCERT Class 10 [...]
Two dice, one blue and one grey, are thrown at the same time. Write down all the possible outcomes. What is the probability that the sum of the two numbers appearing on the top of the dice is(i) 8 ? (ii) 13?(iii) less than or equal to 12?
06
Oct
Two dice, one blue and one grey, are thrown at the same time. Write down all the possible outcomes. What is the probability that the sum of the two numbers appearing on the top of the dice is(i) 8 ? (ii) 13?(iii) less than or equal to 12? Harpreet tosses two different coins simultaneously (say [...]
A carton consists of 100 shirts of which 88 are good, 8 have minor defects and 4 have major defects. Jimmy, a trader, will only accept the shirts which are good, but Sujata, another trader, will only reject the shirts which have major defects. One shirt is drawn at random from the carton. What is the probability that (i) It is acceptable to Jimmy? (ii) It is acceptable to Sujata ?
06
Oct
A carton consists of 100 shirts of which 88 are good, 8 have minor defects and 4 have major defects. Jimmy, a trader, will only accept the shirts which are good, but Sujata, another trader, will only reject the shirts which have major defects. One shirt is drawn at random from the carton. What is [...]
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8 have minor defects and 4 have major defects. Jimmy ,
A carton consists of 100 shirts of which 88 are good ,
a trader ,
another trader ,
but Sujata ,
will only accept the shirts which are good ,
will only reject the shirts which have major defects. One shirt is drawn at random from the carton. What is the probability that (i) It is acceptable to Jimmy? (ii) It is acceptable to Sujata ? ,
A missing helicopter is reported to have crashed somewhere in the rectangular region shown in fig. What is the probability that it crashed inside the lake shown in the figure?
06
Oct
A missing helicopter is reported to have crashed somewhere in the rectangular region shown in fig. What is the probability that it crashed inside the lake shown in the figure? A missing helicopter is reported to have crashed somewhere in the rectangular region shown in fig. What is the probability that it crashed inside the [...]
In a musical chair game, the person playing the music has been advised to stop playing the music at any time within 2 minutes after he starts playing. What is the probability that the music will stop within the first half minute after starting?
06
Oct
In a musical chair game, the person playing the music has been advised to stop playing the music at any time within 2 minutes after he starts playing. What is the probability that the music will stop within the first half minute after starting? A die is thrown twice. What is the probability that (i) [...]