77 ÷ 7 × 17 – 49 + 7 = ?
657 0 649ec1cda0e013744d4f652eWhich of the following numbers will replace the question mark (?) in the given series?
382, 322, 272, 232, 202, ?
Which of the following numbers will replace the question mark (?) in the given series?
1724, 1716, 1689, 1625, 1500, ?
What is the value of 42 -32 + 62 – 52 + 82 + 72 +…………….922 – 912 ?
553 0 6450e45639143d085f375fedSelect the correct combination of mathematical signs to sequentially replace the * signs and to balance the given equation.
12 * 6 * 54 * 6 * 7 = 70