A. 18
B. 20
C. 25
D. 32
(16)²- 5³ + √169 = (?)²
(6)² + (8)² + (2)² - (9)²=?
5434+5782=? * 25
4561 + 3254 =5422 +?
0.01 X 0.1 - 0.001 ÷10 + 0.01 = ?
(98x198)÷(48x148)=?
(0.04)? x (0.2)? ÷ (0.008)^2 =(0.2)?
13 16 21 27 39 52 69
Three pencils , four erasers and two sharpeners together cost Rs. 10.50. Two pencils one eraser and three sharpeners together cost Rs. 9.50. How much does each eraser cost?
7999.99+72x49.99=?