( 11, 16, 20)
639 05f509048f8e9185c428edf475f509048f8e9185c428edf47A father is 5 times as old as his son. His son is 6 years old. His son is 6 years old. After how many years, will the father be 4 times as old as his son?
638 05ff9bc5ee6adcb76ca466a96If ‘+’ means ‘-‘, ‘-‘ means ‘x’, ‘x’ means ‘÷’ and ‘÷’ means ‘+’, then what will be the value of the following expression?
27 – 2 + 24 × 8 ÷ 4
Which two signs need to be interchanged to make the following equation correct?
45 – 9 ÷ 3 +5 ×6 =32
Some equations are solved on the basis of a certain system. Find out the correct answer for the unsolved equation on that basis.
If 8 + 8 = 72, 5+5 = 30 and 7+7=56, what is 6+6 =?
A father was twelve times as old as his son twenty years ago. Now he is twice as old as his son. What are the present ages of the son and father?
595 06033701daa2e7117ffef0bddIf F = 6 and FOX = 45, then find the value of LION.
545 0631ae9dc6a8658350003b0f1