Exams

The pair of linear equations 3x + y = 1 and px + 2y = 5 has no finite solution if

A street vendor pushes his cart 2 km South, then he turns East and walks 2.5 km, then he turns North and walks 1 km, then he turns to his left and walks 2.5 km. Where is he with respect to his starting point?

In the following question, out of the given four alternatives, select the one which best expresses the meaning of the given word.

Deluge

There are 15 protons and 22 neutrons in the nucleus of an element. What is its mass number?

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

The many ______ of Dalhousie have made it popular among tourists.

'Akash' developed by DRDO is

If a mirror is placed on the line MN, then which of the answer figures is the right image of the given figure?

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
122, 197, 290, ?