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Start learning 50% faster. Sign in nowSelman Waksman, a noted biochemist and microbiologist, discovered streptomycin. This antibiotic was the first effective treatment for tuberculosis, significantly impacting public health.
‘X’ and ‘Y’ started a business together. The amount invested by ‘X’ is 40% more than that of ‘Y’, while ‘Y’ invested his amount for ...
Raj invested Rs.32000 in a business. After 4 months, Rohan joins him with an investment of Rs.P. If at the end of the year the profit is Rs.54000 and pr...
A, B and C hired a taxi for Rs. 650 and used it for 3, 4, 6 hours respectively. Hiring charges paid by B are:
A and B jointly invested in a business with initial contributions of Rs. 'x' and Rs. 'y', respectively. After one year, A's share of the total profit of...
A and B invest in a business in the ratio 3:5. After 8 months B leaves the business after withdrawing his investment. In the first year the business mad...
A, B and C invested in partnership. A invest Rs.8000 for 5 months, B invests Rs.5000 for 3 months and C invests Rs.10000 for 2 months. C is working part...
A and B started a business by investing Rs.500 and Rs.600 respectively. After 8 months, A increased his investment by Rs.700. Find the ratio of annual p...
Three persons A, B and C invested different amounts in a business, which are in A.P. The amount invested by B is Rs. 1000 more than that of A. C investe...
If a sum of money is to be divided among A, B, C such that A’s share is equal to thrice B’s share and B’s share is 4 times C’s share then their ...
‘A’ and ‘B’ started a business by investing certain sum in the ratio 2:3, respectively for 6 years. If 30% of the total profit i...