The following table shows the expenditure of a family in the year 2018 and 2019.
What is the percent increase or decrease in the total expenditure in 2019 from 2018?

Study the table and answer the given question.
Number of students admitted in 5 different schools during 5 given years :

If 40% of the total number of students admitted in schools A, B and C together in 2024 are boys, then the total number of girls admitted in schools A, B and C together in 2024 is :

Read the following graph and answer the question :
Number of computers sold by dealers A, B, C and D in the years 2022 and 2023.

The average number of computers sold by dealers B and D in 2023 is what percent more than the average number of computers sold by dealers A, C and D in 2022 ?

Study the table and answer the given question.
Number of students admitted in 5 different schools during 5 given years :

The average number of students admitted in schools B, C, D and E in 2021 is :

Marks of two students, Simi and Shally in a unit test out of 50 are given. Based on this table, which of the following statements is wrong?