(84.92 + 235.17) ÷ (15.93 × 3.89) = ? ÷ 21.02
ATQ, (84.92 + 235.17) ÷ (15.93 × 3.89) = ? ÷ 21.02 (85 + 235) ÷ (16 × 4) ~ ? ÷ 21 320 ÷ 64 × 21 ~ ? ? ~ 105
(7/4×18/21)+ (51/7× 28/17) + (25/2 × 48/10) =?
60% of 250 + 14 × 10 - 210 = ?
140% of 1270 + 60% of 2085 = 1881 + ‘?’% of 287
2856 ÷ 34 = ?% of 240
154 × 7 + 480 × 5 =?% of 6956
17.5% of 400 – 24% of 150 = ?
72% of 400 – 23% of 1020 = 120% of ?
666(2/3)% of 30 - 116(2/3)% of 90 =?
I. 8x² - 74x + 165 = 0
II. 15y² - 38y + 24 = 0
12% of 450 + 16% of 1500 = ?