The sum of all two digit natural numbers which are divisible by 4.

(i) Find the sum of all two digit natural numbers which are divisible by 4.
(ii) Find the sum of all natural numbers between 100 and 200 which are divisible by 4.
(iii) Find the sum of all multiples of 9 lying between 300 and 700.
(iv) Find the sum of all natural numbers less than 100 which are divisible by 6.

Solution:

More Solutions:

• Find the values of a and below.
• Determine the matrices, find x.
• Find the matrix B if A [4 1 2 3] and A² = A + 2B
• Solve the matrix, compute (AB)C = (CB)A.
• Find the each of the following and state it they are equal (A + B)(A – B).
• If A = and A² = I, find x,y.