Question
A piggy bank has 25-paise, 1-rupee and 2-rupee coins in
the ratio 40:30:20. If the total value is Rs. 4000, how many ₹1 coins are there?Solution
Let number of 25-paise, 1-rupee and 2-rupee coins be 40x, 30x and 20x respectively. According to question; 40x/4 + 30x + 20x×2 = 4000 Or, 10x + 30x + 40x = 4000 Or, 80x = 4000 Or, x = 50 Desired Answer = 30 × 50 = 1500
In universal soil loss equation (A=RKLSCP), K stands for
___________is a permit or certificate allowing the holder to emit carbon dioxide or other greenhouse gases.
Central AGMARK Lab is located at
The flavor of ripened banana is due to which compound
Which test is used when sample size is large (>30) and population standard deviation is known?
Which of the following is the initaitive taken by the govt for the electronic trading platform for farmer for selling their produce and getting fair pri...
Plants that possess spores and embryo but lack vascular tissues and seeds?
Dehaulming in potato is done by which chemical?
Ramularia areola produce which type of disease in cotton crop?
Fodder crop capable of growing under waterlogged condition
