If 15@7=44; 5@4=18; 6@17=46; then what is the value of 17@4=?

In a certain code language, '+' represents 'x', '-' represents '+', 'x' represents '÷' and '÷' represents '-'. What is the answer to the following question?

75 - 5 + 25 ÷ 125 = ?

If PROJECT is coded as KILQVXG, then how will EGO be coded as?

From the given words, select the word which cannot be formed using the letters of the given word.

JOSTLING

The weights of 4 boxes are 30, 70, 60 and 20 kilograms. Which of the following cannot be the total weight, in kilograms, of any combination of these boxes and in a combination a box can be used only once?

Akarsh's birthday is on Saturday 29th July. On what day of the week will be Ojas's Birthday in the same year if Ojas was born on 12th August?

A series is given, with one number missing. Choose the correct alternative from the given ones that will complete the series.

99, 90.7, 82.4, ? , 65.8, 57.5

A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.

E, H, L, O, S, ?