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Start learning 50% faster. Sign in nowTotal sample spaces = 2¹⁰ Total favourable events N(P) = ¹⁰C₃ Probability (E) = (N(P))/(N(S)) = (¹⁰C₃ )/(2¹⁰) = (¹⁰C₃ )/(2^5. 2⁵) = ((10 × 12 )/(3 × 2))/(32 × 32) = (10 × 12)/(32 × 32) = 15/128
A baker has four different varieties of cookies in quantities of 540, 720, 810, and 630. He wishes to pack these cookies such tha...
The greatest number, which when subtracted from 7452, gives a number exactly divisible by each of 20, 27, 30 and 32, is:
Two numbers are in the ratio 3:5. The product of their H.C.F. and L.C.M. is 3375. The sum of the numbers is:
The least number which when divided by 3, 9, 27 and 81 leave remainder 2, 8, 26 and 80 respectively is?
The HCF of two numbers is 8. Which of the following can never be their LCM?
Determine the total count of prime factors in the product: 217 x 197 x 107
The sum and difference of L.C.M and H.C.F of two numbers is 216 and 184. If one of the numbers is 25, then find the other number.
The product of two numbers is 216 and their HCF is 6. What is the LCM of the numbers?
Find the smallest multiple of 10 that, when divided by 4, 6, and 9, leaves a remainder of 4 in each case.
