7 10 4 13 ? 16
7 + 3 = 10 10 - 6 = 4 4 + 9 = 13 13 - 12 = 1 1 + 15 = 16
{(80% of 650 + 25 × 12) – 20 × ?} = 760
34 × 2.5 + 6.4 × 1.5 – 4.8 × 1.2 =?
‘A’ and ‘B’ invested Rs. 5000 and Rs. 4200, respectively in a business, together. After 7 months, ‘A’ withdrew 25% of his initial investment...
1024 ÷ 32 = 2(1/2)×?
654.056 + 28.9015 × 44.851 – 43.129 =?
262 × 15 + (?)² = 4099
1.55 + 2.05 + 1.5 × 11 – 20% of 10.5 = ?
√10000 × √8100 - (50)² = √(?) + (80)²
`sqrt(5476)` + 40% of 1640 = ?`xx` 4 - 2020
?2 = √20.25 × 10 + √16 + 32
