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RRB Group D Mock Test 01 – Question 30

Question 30: Find the ratio of compound interest on ₹10,000 for 1 year at the rate 8% compounded half-yearly and

Question 29: Find the median from the following frequency distribution:Class Interval: 20-40 (f = 4), 40-60 (f = 6), 60-80

Question 28: A sum of ₹10,000 is invested for 2 years at 20% per annum interest, compounded half-yearly. What is

Question 27: In a moderately skewed data distribution, the ratio of the arithmetic mean to the median is 4 :

Question 26: For a circle of diameter 16 cm, the area of a sector is \(\frac{16\pi}{3}\) cm². The angle of

Question 25: Which property of ethanol makes it suitable for use as a solvent in medicines? Options : a) Solubility

Question 24: When a net force acts on a body, what does Newton’s second law predict will happen to the

Question 23: A solution contains 20 grams of salt dissolved in 80 grams of water. What is the concentration of

Question 22: Why are alloys preferred for the heating elements in devices like toasters? Options : a) They are good

Question 21: In a neuron, what are the short, branched fibres that receive impulses from other neurons called? Options :