Question
The number of students in class IX and class X is 70 and
75, respectively. The ratio of the number of boys to girls in classes IX and X is 9: 5 and 8: 7, respectively. What is the difference between the total number of boys and the total number of girls in both the classes taken together?Solution
Number of boys in class IX = 70 × (9/14) = 45 Number of girls in class IX = 70 × (5/14) = 25 Again, Number of boys in class X = 75 × (8/15) = 40 Number of girls in class X = 75 × (7/15) = 35 Total of boys in two classes = 45 + 40 = 85 Total of girls in two classes = 25 + 35 = 60 Difference = 85 - 60 = 25
National Agriculture Market (e-NAM) is a pan-India electronic trading portal which networks the existing Agricultural Produce Market Committee(APMC) man...
Flooding method of irrigation is used, when
One of the major causes for food spoilage are:
_____________ weed is the alternate. Weed hoat for Ergot disonso in Penrl millet.
The ratio of actual vapour pressure to the saturated pressure is known as:
This system of irrigation supplies water to the plant equivalent to its consumptive use-
Agricultural census is conducted by Ministry of Agriculture and Farmers’ Welfare in every ___ year with participation of states and UTs since 1970 as ...
Some plants exude water in liquid form through specialized openings calledÂ
What sector-specific state body assists in the development of small and medium-scale enterprises in Uttarakhand?
Curly toe paralysis presents as inward curling of the toes on the chicken's feet, which impairs their ability to walk. Curly toe paralysis is caused by ...
Relevant for Exams:
