R. Gupta Solutions for Exercise 2: MULTIPLE CHOICE QUESTIONS

The H.C.F. of $1233, 726, 531$ and $345$ is:

The L.C.M. of $18, 28, 35, 60$ and $100$ is:

If the H.C.F. of two numbers is $5$, their L.C.M. is $165$ and one of the numbers is $55$, then the other number is: 

The smallest number of 4 digits which when divided by $6, 8, 12$ and $20$ leaves remainder $5$ in each case is:

The greatest number of 6 digits which is exactly divisible by 27, 45, 60, 72 and 96 is:

Four bells ring at an interval of $8, 12, 15$ and $18$ second respectively. All the four begin to ring together. How many times will they ring together in one hour excluding the one at the start?

Three different persons buy some notebooks for $\mathrm{Rs}. 92.50$, $\mathrm{Rs}. 129.50$ and $\mathrm{Rs}. 166.50$. The maximum price of the notebook is:

The circumferences of the front wheel and hind wheel of a cart are $5\frac{1}{2} m$ and $14\frac{2}{3} m$ respectively. A mark is put at the point of contact of each wheel with the ground. Find the distance travelled by the cart so that the mark points on each wheel touch the ground together again: