Question

By the influence of teacher a student scores 2 marks more than his preceding test of every month. If he scored 19, in the unit test of january 2018. Find his score in the unit test of june 2017

Answer 1

Answer is :7

Solution :
2 marks more every month means to get answer, we have to subtract 2
i.e. 19 - 6(2)
= 7