Class 3 olympiad maths

Indra introduces Praveen as the son of the only brother of his father's wife. How is Praveen related to Indra?

Sagarika has 9 bracelets. She lost 1/3 of her bracelets. She purchased another 10 bracelets. How many bracelets does she have now?

Madhubala is Mohit's Father's Wife. Ranu is Mohit's Sister. How is Ranu related to Madhubala?

Sham had 14 more marbles than Ajay. Raghu had 10 marbles less than Sham. If Ajay's marbles count is equal to the largest two-digit number, Then how many marbles they all together have?

Raja puts 60 plates in the 1st Shelf, 70 plates in the 2nd shelf and 80 plates in the 3rd shelf. If this pattern continues, Then how many plates will he put in the 5th shelf?

What is the speed of a train if it covers 3oo kilometer in 4 Hours?

Observe the figure carefully. There are certain number of boys and girls had eaten different types of foods as shown in this image. How Many Girls had eaten Chocolate, Pizza and ice-cream all together?

Select the Odd one out.

Study the given pictograph which shows the number of balls collected by four friends and answer the following question;
Q. How many more balls were collected by Rita than Sita?

A snail covers 10 feet in 2 minutes. How much distance will it travel in 5 minutes.