For the following questions answer them individually
When a number is divided by divisor, the quotient obtained is one-third of the divisor and the remainder is 50% more than the quotient. If the remainder is 30, then the value of the original number is
What is the smallest number which when increased by 5 is divisible by 3, 6, 9, 15, 20, 24 and 36?
What is the least integer which gives remainder 0 when divided by 2, remainder 4 when divided by 5 and remainder 3 when divided by 7?
The average of four consecutive even integers is 37. Then the product of the first and fourth is
What is the difference between the largest and the smallest of the following rational numbers?
$$\frac{7}{12}, \frac{13}{18}, \frac{19}{36}, \frac{5}{6}$$
In a mixture of 124 litres of milk and water, the water content is 25%. If 31 litres of water is added to the mixture, then the ratio of milk to water in 155 litres of mixture is