Class 3 olympiad maths

In this number series, What will come after 78?

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

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?

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 Boys had eaten burger & pizza all together?

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

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?

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

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

A snail moves 50 inches in 5 minute. If it continue in same speed on this direction then, how far will it move in 6 minute?

What fraction of this figure is shaded?