What are the answers to these word problems: 7. A man sold 24 mangoes from his basket and then had 33 mangoes left. How many mangoes were there in his basket, in the beginning? 8. There are 35 childre

The man sold 24 mangoes and had 33 mangoes left.

The man had 57 mangoes in his basket in the beginning.

The final answer is $\boxed{57 \text{ mangoes}}$.

8. There are 35 children in a class and 24 children in another class. If all of them go for a picnic, how many children will there be, at the picnic?

There are 35 children in one class and 24 children in another class.

There will be 59 children at the picnic.

The final answer is $\boxed{59 \text{ children}}$.

9. Little-Bo-Peep lost 16 sheep. She is now left with 50 sheep. How many sheep did she have in the beginning?

Little-Bo-Peep lost 16 sheep and is left with 50 sheep.

Little-Bo-Peep had 66 sheep in the beginning.

The final answer is $\boxed{66 \text{ sheep}}$.

10. 74 children visited the Zoo on Monday and 24 children on Tuesday. How many children visited the Zoo in these two days?

74 children visited on Monday and 24 children visited on Tuesday.

98 children visited the Zoo in these two days.

The final answer is $\boxed{98 \text{ children}}$.