Question
Which of the following is not an atomic
mineral?Solution
Tungsten: A metallic element used primarily in the production of hard materials and for its high melting point, but not classified as an atomic mineral.
Rajiv, Sanju and Tanu started a business with the investment of Rs. (z-400), (z-1000) and (z+200) respectively. After four months, Rajiv decreased his i...
‘A’, ‘B’ and ‘C’ started a business by investing Rs. 2500, Rs. 4500 and Rs. 3500, respectively. After 4 months, ‘B’ left and ‘A’ and...
A store owner sold a product at a profit of 22%. Had he sold it at a profit of 15%, he would have gained Rs.140 less. Determine the cost price.
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A invest twice the sum invested by B and withdraws half of sum after 5 months and again withdraws half of the remaining sum after 5 months. Find ratio o...
M and N invested Rs. 6400 and Rs. 5000, respectively, when they first started their businesses. After a year, N increased his investment by 40% while M ...
X and Y invested Rs.18000 and Rs.14000. After 4 months Z joined with Rs.20000. After 2 months of Z's joining, X withdrew Rs.3000 and Y withdrew Rs.2000....
If the ratio of time periods of investment of A and B is 3:5, profit at the end of the year is Rs.120000 and A’s share in it is Rs.20000, then what is...
A and B started a business in partnership by investing the capital of Rs. 35000 and Rs. 40000 respectively. After six months, C also joined them with s...
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