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Total weight of 20 students = 20 × 50 = 1,000 kg Including the teacher, new total weight = 21 × 51 = 1,071 kg Teacher’s weight = 1,071 - 1,000 = 71 kg Replacing the teacher with a 55 kg student: New total weight = 1,000 + 55 = 1,055 kg New average = 1,055 ÷ 21 = 50.24 kg Correct Option: a)
Name the breed which is black & white in colour with wide variations from nearly all white to all black, black & white patches throughout body and also ...
Which of the following is a function of cuboidal epithelial tissue?
Which vitamin deficiency results in a condition known as 'crazy chick disease' or encephalomalacia (softening of the brain)?
Crazy Chick disease in poultry is caused due to the deficiency of which of the following?
In which housing system, repeated spreading of straw or sawdust material in indoor booths. An initial layer of litter is spread for the animals to us...
Name the buffalo Breed which is Blackish copper to light copper. Colour of legs is usually like wheat straw and have Highest % of butter fat?
The lactometer reading for cow milk should be ____ at 15.5 ℃ .
The deficiency of Mangnese causes a disease in poultry which is known as
Hen and Chicken disease in grapes is caused due the deficiency of ___
It is mating of pure bred males of a established breed with nondescript females successively over several generations to produce a progeny that resemble...
