Q4. In a dairy farm, 40 cows eat 40 bags of husk in 40 days, in how many days one cow will eat one bag of husk? Answer: 40 days
Q5. Complete the number series: 1, 8, 4, 27, 9, ______? Answer: 64
Q6. A car salesman sells 42 red cars and 14 green cars. What is the ratio of red cars to green cars sold? Answer: 3:1
Q7. Maria bought a laptop at 20% discount on its original price. She sold it with a 40% increase on the price she bought. Her percentage of profit on the original price is? Answer: 12%