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Can someone please answer all these please?

a) When Lucia buys olives at the deli, the scale shows 0.325 kg at $18.88 per kg. How much should she pay?

b) John’s weekly wage is $1510.99 and he pays 2/3 of his weekly income in rent. How much rent does he pay each week?

c) A farmer owns 780 hectares of land. During a bushfire, 195 hectares are burnt. What percentage of his land was burnt?

d) Candles are $14.95 each. Estimate how much I need if I want to buy 17 of them.
Show your working.

e) Decrease 5000 by 13 %.

f) Ray bought a computer for $1600 and then a year later sold it for $1200.
Calculate his loss =
Calculate his loss as a percentage of the original price of the computer =

g) John spent $80 on dinner last Friday night. If this $80 is equal to 40% of his weekly income, calculate his weekly income.

h) Mr Jenkins invested $7500 at his local bank at 6.5% Simple Interest per annum.
What was his investment worth at the end of the first year?

Question 5

a) Express this ratio in lowest terms: 50 minutes : 2 ½ hours

b) Divide $120 in the ratio 5:7

c) Jane and Ben share in their lottery win in the ratio of 7: 3.
If Jane’s share of the money is $5600, how much does Ben receive?

User Jif
by
7.2k points

1 Answer

1 vote
a) $6.136
b) $997.25
c) 25%
d) $254.15
e) 4350
f) $400, 25% loss
g) $200
h) $7,987,50
5
a) 1min: 3min
b) $50:$70
c) $2400
User Irshad Ahmad
by
7.8k points