Mrs Tofa is travelling to Australia. She intends to buy cookies for her students in Room 7. A packet of cookies has 12 cookies in it. If Mrs Tofa wants to give her 31 students 3 cookies each, how many packets does she have to buy?
31 x 3 = 93/12 = 7.75 so she needs to buy 8 packets
On a cool day the school swimming pool will have around 1700 litres of water. However on a hot day, the water level drops by 178 litres. How many litres of water will be in the pool on a hot day?
1700 - 178 = 1522 liters will be in the pool.
Mrs Tala goes shopping every Tuesday with her friends. On each Tuesday she spends around $97. If Mrs Tala shops every Tuesday for three months, how much money would she have spent?
$1261
Pt England school has 2489 students, Glen Innes school has 757 students and Ruapotaka has 278 students.
What is the difference between the number of students in Pt England school and Glen Innes school?
2489 - 757 = 1732 gap
What is the difference between the number of students at Ruapotaka school and Glen Innes school?
757 - 278 = 479 gap
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