Annual rings are concentric circles or layers of wood that are formed in the trunk of a tree as a result of its annual growth. Each ring represents one year of growth. The formation of annual rings is particularly evident in temperate and boreal regions, where there are distinct seasons.
Ramu has lent Rs. 60,000 to Murali and Bansi at 7% p.a. and at 11% per annum respectively. At the end of the year, he has gained an overall interest at...
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...
Two containers have mixtures of milk and water, respectively, in the ratio 1:4 and 7:4 in what ratio should the contents be mixed so that the ratio of m...
A merchant has 1200 kg of sugar, part of which he sells at 9% profit and the rest at 15% profit. He gains 11% on the whole. The quantity (in kg) sold at...
The ratio of the number of boys and girls in a school is 23:17. If 45% of the boys and 50% of the girls got passed out of 1600 students, the approximate...
Cost of two types of pulses is Rs.24 and Rs, 29 per kg, respectively. If both the pulses are mixed together in the ratio 2:3, then what should be the pr...
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...
In what ratio mixtures of 22% concentration of alcohol and 35% concentration of alcohol are to be added so that the resultant mixture will have 30% conc...
In what ratio rice at 52 Rs/kg should be mixed with the rice at 36 Rs/kg so that selling mixture at Rs 50 per kg gives the profit of 25% if the quantity...
There are two buckets X and Y containing mixture of milk and water in which concentration of milk is (a-9)% and (a+15)%, respectively. They are mixed to...
