Class 3 olympiad maths

What is the weight of the watermelon shown in this figure?

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

There are _________ Triangles in this picture?

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?

In this number series, What will come after 78?

25 Tens + 350 Ones = ?

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?

Select the Odd one out.

Janvi can make 7 paper boats in 3 minutes. How many paper boats can she make in 1 hour?

One fine evening, Mugdha & Ankita were talking to each other face to face. If Ankita's shadow was exactly to the right of Ankita, Which direction was Mugdha facing?