Question
Ina regiment the ratio between the number of officers to
soldiers was 3 : 31 before battle. In a battle 6 officers and 22 soldiers were killed and the ratio became 1 : 13, the number of officers in the regiment before battle wasSolution
no of officers : no of soldiers = 3:31 no of officers = 3x no of soldiers = 31x In a battle 6 officers and 22 soldiers were killed new no of officers = 3x-6 new no of soldiers = 31x -22 new ratio 1:13 (3x – 6) / (31x – 22) = 1/13 13(3x-6) = 31x -22 39x - 78 = 31x -22 8x = 78-22 8x = 56 x = 7 number of officers in the regiment before battle was = 3x = 3 × 7 = 21
Red colored breed of pig isĀ
āPusa Nasdarā and āPusa Chikniā are the varieties of:
National Bureau of Agricultural Insect Resources (NBAIR) is located at-
Which of the following is an important steroid present in fenugreek?
Veneer grafting, also known as bud grafting or chip budding, is a horticultural technique used to propagate plants by joining a bud or bud shield from o...
Which of the following is ephemeral weed?
The most important technique for the production of virus free seed is:
Which of the following irrigation efficiencies indicates the proportion of applied water that is stored in the root zone of crops?
Cryopreservation of seeds involves storage at:
A type of weeds in which roots are attached with the soil of the water body and other foliage is over the water surface is called as ____
