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Cost of two types of pulses is Rs.11 and Rs, 16 per kg, respectively. If both the pulses are mixed together in the ratio 2:3, then what should be the pr...
How much groundnut powder at Rs. 90 a kg. should be added to 56 kg. of cashew powder at Rs.310 a kg. so that by selling the mixture for Rs. 280 a kg, a ...
In what ratio coffee at 315 Rs/kg should be mixed with the coffee at 355 Rs/kg so that after mixture its rate become 330 Rs/kg if the quantity of 1st ty...
What will come in place of the question mark (?) in the following series?
12, 34, 64, 102, ?, 202
'A' spends 75% of his income, while 'K' spends 80% of his income. Both of them save ₹7,500 each. The income of 'S' is one-third...
A school conducted a survey on the number of students participating in various extracurricular activities over three years. The data is as follows (in n...
In what ratio coffee at 320 Rs/kg should be mixed with the coffee at 370 Rs/kg so that after mixture its rate become 335 Rs/kg if the quantity of 1st ty...
Find the third proportion of 14 and 28.
A and B together can complete a work in 12 days. B and C together can complete the same work in 15 days, and A and C together can complete it in 20 days...
If p = 50 - q - r and pq + r(q + p) = 816 then find the value of (p2Â + q2Â + r2) .
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