MATHEMATICS 5

A new born baby has 270 bones and an adult has 206 bones. Find the ratio of bones in an adult to that of a new born baby in simplest form.

• 270:206

• 135:103

• 206:270

• 103:135

On Monday morning, Kim received 120 e-mails and responded to 60 e-mails. What is the ratio of e-mails that Kim received to the mails that she answered in simplest form?

• 2:1

• 120:60

• 60:120

• 1:2

What is the product of 3.45 and 100?

• 3.45

• 34.5

• 345

• 0.345

One hundred pesos is made up of five 20-peso bill. How many 20-peso bill is needed for P240?

• 10

• 12

• 14

• 20

In a sale, Bernard bought a pair of shoes for P432.50 when its original price is P540.75 How much did he save?

• P108.25

• P973.25

• P1128.50

• P1489.30

A tray of egg cost P195. How much is each egg?

• P6.00

• P6.50

• P7.00

• P7.50

The difference of two decimals are 68.09. The smaller one is 353.48. Find the other one

• 285.39

• 310.16

• 421.57

• 579.54

Irene is 5 years older than Michelle. Today, Michelle is 12 years old. How old is Irene 8 years from now?

• 17

• 20

• 21

• 25

How to write 0.12 in fraction?

• 12/10

• 12/100

• 12/1000

• 12/10000

What is the value of N in the proportion 7:N = 21:6

• 2

• 9

• 11

• 20