Class 3 olympiad maths

If a tank can hold 120 ltr of oil and it is 1/2 filled. Then how much  more oil needs to be poured to fill the tank?

There are four thermometer showing four different temperature. Find the product of the temperature of P and R.

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.

If water Teacher is Doctor, Doctor is Barber, Barber is Carpenter, Then who teaches us?

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?

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?

Book : Paper :: Pen : ?

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

Who is standing sixth to the right of second teddy from the left?

What fraction of this figure is shaded?