Thomas had a number of buns to sell. He sold 210 buns in the morning, 106 buns in the afternoon and 2/7 of the remainder in the evening. He was left with 15% of the buns he had at first.

a) What percentage of the total number of buns did he sell in the evening?

b) How many buns did he have at first?

A fruit seller sold some apples and oranges. He sold 3/7 of the apples in the morning and 3/8 of the remainder in the afternoon. He sold 1/3 of the oranges in the morning and 1/4 of the remainder in the afternoon. He had sole sold the same number of apples and oranges at the end of the day. If there were 8 more oranges than apples left unsold, how many fruits were there at first?

this morning the thermometer reads - 8°c. the temperature is supposed to rise 10°c this afternoon and then drop 15°c during the night. if the forecast is accurate, what will be the difference between the temperature in the morning and the temperature at night?

This morning the thermometer reads . the temperature is supposed to rise this afternoon and then drop during the night. if the forecast is accurate, what will be the difference between the temperature in the morning and the temperature at night?