Question
If '+' means '–', '–' means '×', '÷' means '+' and
'×' means '÷', then ' 30 – 12 + 20 × 10 ÷ 10 ' = (?)Solution
= 30 - 12 + 20 x 10 ÷ 10 = 30 x 12 - 20 ÷ 10 + 10 = 360 - 2 + 10 = 370 - 2 = 368 According to BODMAS, Answer is 368.
11 34 135 676 4055 ?
Four terms are in proportion. The first, second and fourth terms are 4, 22, and 33. Find the third term.
112 ? 336 840 2520 8820
...800 544 416 352 ? 304
1,2, 5, ‘?’, 41, 122, 365
8 9 22 75 316 ?
...-3 -10 -40 -185 -905 -4500
-4 a b c d e
Find the value of d.
...22, 23, 31, 57, 122, 247
If 20 x 46 147 604 3045
Then, x% of 25 = ?
...If the first term of the arithmetic progression is 18, the common difference is 5, and the number of terms in the series are 40, then find the sum of th...