# Week 4 - Challenges for Year 7 and S1

Friday is challenge day on Bitesize Daily!

We've partnered with White Rose Maths to create a series of challenges to test your problem-solving skills. Each one gets a bit more difficult, so see how many you and your family can do together!

Let us know how you're getting on @bbcbitesize and @White Rose Maths with the hashtag #BitesizeChallenge.

# Challenge 1

This is half of Lee's strawberries.

He eats 2 muffins.

His sister eats 4 muffins.

How many muffins does he have left?

# Challenge 2

Her mum gives a quarter of the money.

She pays for the rest herself.

How much does she pay herself?

# Challenge 3

How old is the teacher?

# Challenge 4

Ten trees are planted in a row.

The trees are spaced out equally.

The distance between the fourth and sixth tree is 8 metres.

What is the distance between the first and last tree?

# Challenge 5

Filip has these five digit cards.

He uses all of the cards to make a three-digit number and a two-digit number.

He multiplies the two numbers together and the answer is 15,741.

What are the two numbers Filip makes?

# Challenge 6

Here are two identical rectangles.

The length of each rectangle is double its width.

Work out the coordinates of point C.

# Challenge 7

A college has a vending machine that only sells crisps.

Crisps cost 55p per bag.

The table shows the amount of different coins taken in one day.

How many bags of crisps were sold?

# Challenge 8

Here are three boxes.

Each box contains 60 counters.

The same number of counters are moved from box 1 and box 2 into box 3.

70% of the counters are now in box 3.

How many counters were moved from box 2 to box 3?

As a rough guide of difficulty level:

• Challenge 1 and 2 are suitable for ages 5 to 7.

• Challenge 3 to 8 are suitable for ages 7 to 12.

We want everyone to get involved with challenge day, so work together to solve as many as you can and share your solutions!

Challenge 1 - 3 muffins

Challenge 2 - 15 pence

Challenge 3 - 24-years-old

Challenge 4 - 36 metres

Challenge 5 - 583 and 27

Challenge 6 - (15, 4)

Challenge 7 - 85 bags of crisps

Challenge 8 - 33 counters

# There's more to learn

Have a look at these other resources around the BBC and the web.