Dad's favourite numbers are 15 and 18. How many penguins could he organise in 15 rows of 18 penguins?

A polar bear was delivered on January 1st. The family was speechless! They thought that the polar bear needs 8 times more food than the penguin. A penguin needs 2.5kg of fish at €3 per kilogram.

(a) How much food does the bear eat?

(b) How much money is needed to feed this particular bear?

A box has 20 penguins and another box has 5 penguins more than the first box. How many penguins do we have in the 2 boxes?

Before leaving from the South Pole, the Uncle gives each penguin a pair of mittens and a scarf each. How many mittens and scarves did the Uncle prepare?

Grandma Penguin has 2 children. Each child has 2 children and they also have 2 children each.

(a) How many grandchildren does she have?

(b) How many great-grandchildren does she have?

The father arranged the penguins in the form of a cube of 5 by 5 by 5. Which of the following powers represents the number of penguins?

12 penguins went to a restaurant and the bill was 80 euros. They gave a 20% tip. How much was the tip?

Ines has 5 toy penguins and her brother has five times more than her. How many toy penguins does the brother have?

Beatrice has 100 penguins and is going to split them into 5 boxes. How many penguins will be in each box?

John went to a shop to buy a penguin toy for his sister. Each penguin costs €7.50. What was John's change if he used a 20 euro note?

A penguin had lunch and ate more than 10 fish but less than 20. The number of fish is divisible by 3 and 5. How many fish did the penguin eat?

On the 20th December, a family got 9 penguins. The next day, they got 87 more. On the 22nd, the family got double the penguins they already had. How many penguins did they get on the last day?

Tuguinha wants to know how much is five cubed. Can you help him?

50 penguins went to eat but there were only 32 slices of cake. They decided to eat half a slice each. How many slices were not eaten?

The penguins went on a trip in boxes and each box takes 50 penguins. 350 penguins went. How many boxes were needed?

The height of a particular penguin is 100 centimetres and his brother is 30 millimetres more. What is the height of the brother?

Today is February 17th.

(a) How many penguins does the family have?

(b) The penguins are hungry. If each penguin eats 1.5kg of fish how many kilograms do they need?

(c) If each kilo costs 3 euro, how much will they have to pay?

In one drawer I can fit 5 penguins. How many drawers do I need to fit one hundred and forty five penguins?

15 penguins fit on one iceberg. How many will fit on 60 icebergs?

Each penguin eats 3kg of fish every day. How many fish do I need to feed 100 penguins for a week?

Father separates the penguins into three groups. Each group will have a ribbon of a different colour. The first group, which has 35 penguins fewer than the second group, will have the yellow ribbons. The second group, which is 1/3 of 300 penguins, will have the red ribbons. The third group, which has twice as many penguins as the second group will have the green ribbons. QUESTION 1: How many penguins in each group?

Father separates the penguins into three groups. Each group will have a ribbon of a different colour. The first group, which has 35 penguins fewer than the second group, will have the yellow ribbons. The second group, which is 1/3 of 300 penguins, will have the red ribbons. The third group, which has twice as many penguins as the second group will have the green ribbons. QUESTION 2: How many metres of each ribbon do we need for each group of penguins?

Father separates the penguins into three groups. Each group will have a ribbon of a different colour. The first group, which has 35 penguins fewer than the second group, will have the yellow ribbons. The second group, which is 1/3 of 300 penguins, will have the red ribbons. The third group, which has twice as many penguins as the second group will have the green ribbons. QUESTION 3: How much money will father spend in total on the ribbons if 1 metre costs 40c?