Investing Money and depreciation and loans
Alana has a part time job at which she earns $22.50 per hour. What is Alana's weekly income if she works 25 hrs each week.
$562.50
A school canteen makes fruit smoothies using a ratio of 2 cups of milk to 3 cups of fruit.
If the canteen uses 6 cups of fruit, how many cups of milk are needed?
6/3 = 2
2 x2 = 4
What year was henry kendall high school established?
a) 1982
B) 1970
C) 1967
D) 1979
1970
Which is of the following is the compass bearing with a true bearing of 290 degrees.
a) W20N
b) N20W
C) W70N
D) N70W
N70W d)
Which description matches a strong negative correlation?
A. The points lie close to an upward-sloping straight line
B. the points lie close to a downward-sloping straight line
C. the points show on clear upwarad or downward pattern
D. The points are widely scattered but generally slope upward
B - the points lie close to a downwazrd sloping straight lie
Ruby works at a grocery store earning $22 per hour. On a sunday she is paid time and a half. Hpw much does Ruby earn if she works four hours on Sunday?
$132
Three friends, Jack, Mia and Sarah, share $720 in the ratio 2 : 3 : 4.
a) How many parts are there altogether?
b) Calculate how much money each friend receives.
a) 9 parts
b) Jack = $160; Mia = $240; Sarah = $320
Tokyo has a UTC of +9 and Johannesburg has a UTC of +2. What is the time Different Between Tokyo and Joannesburg?
7 hours
Express S60E as a true bearing?
120 degrees
A fair die is rolled. Whati s P(number greater than 4).
4/10 = 2/5 40%
Which of the following statements is an example of exponential change?
a) the relationship between stride length and run speed
b) Compounding interest on an investment over 5 years
c) A football kicked up into the air
d) the speed the earth rotates around the sun
b) compounding interest on a n investment over 5 years
A painter mixes blue paint and white paint in the ratio 2 : 3.
If the painter uses 4 litres of blue paint, how many litres of white paint are needed?
4÷2=2
3×2=6
answer = 6 litres
If it is 2:30am on Tueday in Montreak (UTC-4), what time and day is it in Perth (UTC +8)?
2:30pm on Tuesday
Convert the true bearing 222 degrees to a compass bearing
S42W
A train leaves at 9.47 and arrives at 11:18. how long is the trip?
1hr 31 mins
A princiapal of $150000 will be invested for 10 years. The interest rate is 4% per annum, compounding yearly. what will be the future vale (FV) of the investment?
FV = 150000(1 +0.04)10
= 222036.64
A school raises $840 for charity. The money is shared between two charities in the ratio 3 : 4.
How much money does the charity receiving the larger share receive?
3+4=7
840÷7=120
4×120=480
answer $480
6pm wednesday
A student stands 20 metres from the base of a tree. The angle of elevation from the student's eye level to the top of the tree is 35°.
Calculate the height of the tree above the student's eye level, correct to one decimal place.
Answer: 14.0 m
What is the bearing of due south?
180 degrees
Tina borrowed $8000 from a bank. she repaid the loan in full with payments of $400 every month for three years.
A)How much did Tina repay in total?
B) How much interest did she pay?
A) 400 x 12 x 3 - 14400
B) 14400 - 8000 = 6400
Name all the math teachers currently working at HK and name two math teachers who have left.
Dell
Reece
Deaves
Vans resburg
Thorton
Mclintok
Sanki
Bellemore/Blanco
Mrs cornwell's Year 12 Mathematics Standard 1 class starts their HSC trial exam at 9:00 am. The exam goes for 2 hours and 30 minutes.
What time will the exam finish?
A) 11:00 am
B) 11:30 am
C) 12:00 pm
D) 12:30 pm
11:30
A student is standing on the beach and sees a surfboard floating in the water. The angle of depression from the student's eye level to the surfboard is 25°.
The student is 30 metres horizontally from the surfboard.
Calculate the vertical distance from the student's eye level to the surfboard, correct to one decimal place.
x=14.0
In a right angled triangle the side opposite angle unkown is 8cm and the adjacent side is 11dm. Find the unkown angle to the nearest degree.
36 Degrees