Select the correct combination of mathematical signs to sequentially replace the * signs and balance the given equation.

7 * 5 * 4 * 2 * 3 * 7

Select the set in which the numbers are related in the same way as are the numbers of the following sets.

(NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 – Operations on 13 such as adding/subtracting/multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.)

(239, 127, 212)

(96, 64, 132)

Select the set in which the numbers are related in the same way as are the numbers of the following sets.

(NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. For e.g. 13 – Operations on 13 such as adding/subtracting/multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.)

(3, 6, 54)

(4, 2, 24)

If ‘<’ means ‘−’, ‘!’ means ‘×’, ‘>’ means ‘+’ and ‘$’ means ‘÷’, then what is the value of the following expression?

205 > 210 $ 15 ! 2 < 19