Start learning 50% faster. Sign in now
Let the efficiency of Anand = '5x' units/day Then, total work = 5x X 36 = '180x' units Efficiency of Akash = 5x X 1.4 = '7x' units/day Combined efficiency of Anand and Akash = 5x + 7x = '12x' units/day So, time taken to complete the entire work = 180x ÷ 12x = 15 days Hence, option a.
Given below are two statements:
Statement I: The transpiration, water is loss from aerial parts of plants in the form of invisible water vapours....
Which material contain maximum amount of sulphur?
Flame photometer is used in the determination of:
Flowering in sugarcane is called ___________.
Which one of the following scientist defined the criteria of essentiality of nutrients in plants?
Which chemical is commonly used in the tertiary treatment process for phosphorus removal?
Which of the following is most suitable root stock of mandarin?
Which parasite attaches mainly to the gills of sea bass and causes hyperplasia and necrosis?
Pusa majesty is a variety of :
Which pH level in lakes and rivers is likely to negatively impact the reproduction of most fish species?