In a school with 400 students, the average of the age of the boys is 16 years and that of the girls is 12 years. If the average age of the school is 14 years 9 months. Then find the number of girls in the school?
Total number of students in school = 400 Let the number of Boys be ‘x. Then the number of girls in school = 400-x According to the question, x × 16 + (400 - x) × 12 = 400 × 14+9/12 16x + 4800 - 12x = 400 × 59/4 4x + 4800 = 5900 4x = 1100 x = 275 Number of girls = 400 - 275 = 125
When was the National Bank for Agriculture and Rural Development (NABARD) set up?
“Sankalp se Siddhi” - Village and Digital Connect Drive, is launched by which of the following ministry?
Which of the following organizations have launched the "Kritagya (Krishi-Raknik-Gyan) Hackathon"?
e-National Agriculture Market (e-NAM) was launched in the year___
e- NAM was launched on ………… under the Ministry of Agriculture and Farmer’s welfare.
The conversion period for organic farming under PKVY is
Start-up Village Entrepreneurship Programme (SVEP), a programme that intends to help the rural poor (from SHG eco-system) to set-up enterprises at the v...
KVK was launched in 1974, based on the reports submitted by
Which among the following is/are components of Green Revolution?
A. The Chemical Fertilizers
B. The HYV Seeds
C....
India’s first greenfield grain based ethanol production plant inaugurated in ………………….