Class 8 RS AGRAWAL SOLUTION Q 25 To 30

Find : 25% of Rs 7

Find the median for the following distribution: Class 5−10 10−15 15−20 20−25 25−30 30−35 35−40 40−45 Frequency 5 6 15 10 5 4 2 2

Calculate the median from the following distribution: Class: 5-10 10-15 15-20 20-25 25-30 30-35 35-40 40-45 Frequency: 5 6 15 10 5 4 2 2

Find the actual lower class limits , upper class limits and mid values of the classes : 10 -19 , 20 - 29 , 30 - 39 , and 40 - 49

Find the LCM of 20, 25 and 30

If the cost of 25 packets of 12 pencils each is RS. 750, then the cost of 30 packets of 8 pencils each is: (a) Rs. 600 (b) Rs. 720 (c) 640 (d) None of these

In a class, three are 30 boys and 25 girls. Find the ratio of the number of girls to that of total number of students.

In a class, three are 30 boys and 25 girls. Find the ratio of the number of boys to that of girls.

In a class, three are 30 boys and 25 girls. Find the ratio of the number of boys to that of total numbers of students.

If CP= Rs 200 and SP= Rs 250, then the profit or loss is equal to (a) Rs 50 loss (b) Rs 50 profit (c) Rs 25 profit (d) Rs 25 loss