Question
Three bells ring at intervals of 28 seconds, 60 seconds,
and 84 seconds, respectively. How many times will all three bells ring together in a span of 10 minutes?Solution
Time taken by all 3 bells to ring together = L.C.M of 28, 60 and 84 = 420 seconds 10 minutes = 10 X 60 = 600 seconds 600 ÷ 420 ~ 1.42 So, the three bells will ring together only once in the given interval of 10 minutes.
Serious damage due to shoot and fruit borer is in:Â
Name the disease caused due to Rh factor:
Which cooperative bank acts as a link between state cooperative bank and primary agricultural cooperative Society?
The deterioration or loss of the productive capacity of the soils due to various reasons like human activity is called as ____
Which of the following statements accurately describes parasitism in biotic interactions?
Accumulation of sodium on soil exchange sites is termed:
Genetics deals with ....................................?Â
Which of the following is artificial ecosystem?Â
Queen of cereals is
Which one of the following Sate is known as Rice Bowl of India?
