If "+" means "minus", "x" means "divided by", "÷" means "plus" and "-" means "multiplied by", then
38 x2 – 6 + 19 ÷ 35 = ?

Which of the following interchanges in signs and numbers will make the given equation correct?

8 x 9 + 2 = 74

If + means −, − means ×, × means ÷, and ÷ means +, what will be the value of the following expression?
 5 ÷ 5 + 5 – 10 × 10 = ?

Select the correct combination of mathematical signs to sequentially replace the * signs and to balance the given equation.
 25 * 5 * 10 * 2 * 8 * 11

Select the correct combination of mathematical signs to sequentially replace the * signs and to balance the given equation.
 57 * 35 * 44 * 11 * 13 * 40 

Select the correct combination of mathematical signs to sequentially replace the * signs and balance the given equation.
11 * 7 * 345 * 5 * 31 = 115

Select the correct combination of mathematical signs to sequentially replace the * signs and balance the given equation.
 65 * 45 * 25 * 5 * 35 * 60

If the two signs, '+ and ÷ ' are interchanged, which of the following equations will be correct?