Monica Capoor Solutions for Chapter: Playing with Numbers, Exercise 2: EXERCISE

Find the value of the letter in the following and give reasons for the steps involved.

Find the values of the letters in the following and give reasons for the steps involved.

Find the values of $\mathrm{A} \mathrm{and} \mathrm{B}$ which satisfy the given condition $\mathrm{AB}\times \mathrm{AB}=\mathrm{AC}4$.

Place the prime numbers $5, 7, 11, 13, 17, 19\text{ and }23$ such that the rows and diagonals add up to the same prime.

Complete the given magic square so that the sum of the numbers in each row or in each column or along each diagonal is $15$.

Complete the $4\times 4$ magic square such that every row, column and diagonal add up to sum $34$ .

Observe the given pattern and complete the pattern.

$4^2=16$

${34}^2=1156$

${334}^2=111556$

${3334}^2=11115556$

${33334}^2=\dots \dots \dots$

Observe the given pattern and find the value of $9999\times 10001$.

$9\times 11=99$

$99\times 101=9999$

$999\times 1001=999999$