IB Mathematic Year 5

Multiply 0.7 x 85

(a)  

What is the value of 346 / 100?

(a)  

A kilogram of rice costs $ 4.05. What is the cost of 35 kg of rice ?

(a)  

180 cm = (a)   m

Express 80% as a fraction in its simplest form.

(a)  

A sofa costs $800. What is the price of the sofa after a 25% discount?

(a)  

Express 32/200 as a percentage

(a)  

There were 60 stamps in the album, 20% of the stamps were local stamps. How many local stamps were there in the album?

(a)  

An average of 200 people visited an exhibition in one day. A total of 1600 people visited the exhibition. How many days did the exhibition last?

(a)  

Andy spent $320 on some books. The average cost of a book was $80. How many books did he buy?

(a)