A rectangular portion of an airport runway was getting repaired for which an estimate was
made on the basis of a rate R per square unit.
But while doing the work, the length of the
portion got increased by 10% and the breadth
by 8%. Over and above this, there was an in-
crease in the cost of the repair work to the
extent of 15%. What was the overall percent-
age increase in the cost of repair over the es-
timate ?
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Need asap question 1 minerals are organic compounds. true false question 2 what vitamin can be found in foods like oranges, grapefruits, and broccoli? a. vitamin a b. vitamin k c. vitamin c d. vitamin d question 3 what are minerals? a. chemical elements that are needed for body processes. b. organic compounds that the body needs in small amounts to function properly. c. small molecules used to build proteins. d. an organic compound that is insoluble in water and includes fats. question 4 how many types of vitamins does the human body need? a. 15 b. 11 c. 13 d. 17 question 5 vitamins are a good source of energy. true false