Class 3 olympiad maths

If a bus travels 90 km in 2 Hours, then what is the speed of the bus?

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

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?

There are 55 students in class 3 of a reputed school. Their class teacher bought _____ number of chocolate, so that she can distribute 2 chocolate to each students.

Book : Paper :: Pen : ?

25 Tens + 350 Ones = ?

I am an Odd two digit number. I have a 6 in my Tens place. I am greater than 67. What number am I ?

Find the missing number to complete this equation.
? + 122 + 78 + 35 = 269

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?

If water Teacher is Doctor, Doctor is Barber, Barber is Carpenter, Then who cuts our hair?