The use of tensiometer is confined up to metric

Select the correct option from the given options that can make a full square. (3 of the 5 images given below are given)

If  '+' means '–', '–' means '÷', '÷' means '×' and '×' means '+', then what will come in place of the (?) in the following equation?

Which answer figure will complete the pattern in the question figure? (rotation is not allowed)

Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.

EBD, JGI, ?, TQS, YVX

In a certain code language, "DICTATOR" is written as "DROATTCI" and "GLIMPSE" is written as "GESPMIL". How will "CONDEMN" be written in that language?

Select the number from among the given options that can replace the question mark (?) in the following series.

5, 20, 80, 320, 1280,?

a) Those who are honest are good teachers.

b) Hard working people are honest.

Inference: Hard work is the necessary quality of a good teacher.

If – means multiplication, × means division, ÷ means addition, and + means subtraction, then what is the value of the following expression?

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

Find the upcoming numbers in this series.

3, 13, 35, 109, 323,?