What should come in place of `**` mark in the following equation? `1**5$4-:148=78` (a) 1 (b) 4 (c) 6 (d) 8 (e) None of these

What should come in place of question mark (?) in the following questions? 1.5xx78div0.5=?

What will come in place of question mark in the following equation? 54.(?)3+543+5.43=603.26(a)5 (b) 6 (c) 8 (d) None of these

What should come in place of the question mark (?) in the following questions ? 5 xx ? = 9584 +4

What should come in place of the question mark (?) in the following questions ? 5 * ? = 8042 div 4

What should come in place of the question mark (?) in the following questions ? (5)/(6) + (8)/(9) xx (3)/(5) = ?

Which of the following digits will replace the H marks in the following equation? 9H + H8 + H6 = 230 3 (b) 4 (c) 5 (d) 9 (e) None of these

What should come in place of the question mark (?) in the following questions: 4 (1)/(3) + 3 (1)/(4) - 1 (1)/(12) = ?

What should come in place of question mark (?) in the following questions ? 355xx2.4xx1.7=?+540

What should come in place of the question mark (?) in the following questions: 64% of 750 -: 4 = ? -: 5