A telecom operator charges KD 1.2 for the first minute and KD 0.7 per minute for subsequent minutes of a call. If duration of call is represented as x, and amount charged is represented as y, find the linear equation for this relationship.

The area of a trapezium is 188.5 cm^{2} and the distance between its parallel sides is 29 cm. If one of the parallel sides is of length 5 cm, find the length of the other side.

A field in the shape of trapezium has its parallel sides as 15 m and 11 m while the non parallel sides are 13 m and 15 m. Find the amount of money farmer has to pay if the cost of sowing the seeds per m^{2} area is KD50.

Which of following statements are sufficient to answer the question - Who is Omar's father? I. Hoi and Tony are brothers. II. Tony's wife is the sister of Omar's wife.

A.

Statement II alone is sufficient to answer the problem.

B.

Statements I and II both are not sufficient

C.

Statements I and II both are needed.

D.

Statement I alone is sufficient to answer the problem.