Four houses are available in a locality. Four persons apply for the houses. Each applies for one house without consulting others. The probability that all the four apply for the same house is :
One person can select one house out of 4 = 4C1 ways = 4 Hence, three persons can select one house out of 4 in 4 x 4 x 4 = 64 Therefore, probability that all thre apply for the same house is 1/16
A, B and C invest in a partnership in the ratio 7:4:9 and investment of A is Rs.200 less than investment of C. Partner B invests for 1/5th and A and C i...
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A spent 25% of his monthly income on study and 55% of the remaining on rent. If amount spent on rent is Rs. 825, then find the amount spent on study
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Aman, Baman and Chaman started a business with investments of 10000, 1500 and 2000 respectively. After 9 months from start of the business , Baman and C...
"Anurag" initiated a business with an initial investment of Rs. 1600. After 5 months, "Bittu" joined the venture by investing Rs. 1920. If the total pro...
The savings of Arun and Bhaskar are same. The difference between the expenditure of Bhaskar and the savings of both Arun and Bhaskar together is 0. The ...
'Atul' and 'Bittu' started a business together with investments of Rs. 4500 and Rs. 5000, respectively, for one year. They agreed to split 25% of their ...
