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Distance covered in the first 75 minutes = 56 × 1.25 = 70km Time taken to complete the 90km stretch = (90 ÷ 60) = 1.5 hours Remaining distance = (260 - 70 - 90) = 100km Remaining time = (4 - 1.25 - 1.5) = 1.25 hours Hence, he must drive at = 100 ÷ 1.25 = 80 kmph
Which of the following is a bacterial disease?
Which of the following are examples of macro minerals?
The phenomenon of splitting white light into its component colors is called:
Which of the following is not a purpose of transpiration?
What is the law of reflection?
Natural radioactivity was discovered by
Which type of tissue in humans transports oxygen to the body's cells?
Before X-ray examination (coloured X-ray) of the stomach, patients are given suitable salt of barium because
When body is accelerated:
What is the atomic number of carbon?