decimal

Mom bought 20 kg of rice at $ 1.25 per kg, 10 kg of flour at 1.05 per kg, and 5 kg of sugar at $1.62 per kg. How much did she spend altogether

A machine can produce 4000 candy bars every hour. During the day, the machine runs for 12,4 hours. Then all the candy bars packed equally into 50 similar boxes. How many candy bars in each box?

A monkey weighs 9.6 kg. The monkey is 4 times heavier than a rabbit. The rabbit is 15 times heavier than a bird. What is the mass of the bird?

The price of 5 apples and 15 bananas is 8$. The price of 1 apple is 0.25$. What is the price of a banana?

Peter bought 5kg of cheese. He made 15 pizzas. He put 0.25kg of cheese on each pizza. How much cheese did he have left?

The mass of Box A is 25.9 kg. Box B is 3 kg 20 g heavier than Box A, while Box C is 900 g lighter than Box B. What is the total mass of those 3 boxes altogether?

(Answer in kg)

The price of 2 pizzas is 7.20$.’The price of 2 hamburgers is 5.40$.What is the price of 7 pizzas and 12 hamburgers?

The price of toy car is 12.50$. If you have 100$, how many toy cars can you buy?

The price of 2 pencils is 1.40$. The price of 3 rulers is 0.72$.What is the price of 10 pencils and 5 rulers?

Mark bought 5 apples and 6 bananas for 4.50$. The price of 1 apple was 54 cents. What was the price of 1 banana?