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MrRa [10]
3 years ago
13

In a secondary school there are 40 classes altogether.

Mathematics
1 answer:
fgiga [73]3 years ago
7 0
So it would be 8/40. And in its simplest terms would be 1/5
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Two more than the quotient of a number and 5 is 8.<br><br> use variable w for the unknown number.
KengaRu [80]

Answer:

The answer is that w = 30

Step-by-step explanation:

To find this, we start by modeling the equation.

w/5 + 2 = 8

We know it looks like this since they say quotient, which means division problem.

w/5 + 2 = 8

w/5 = 6

w = 30

7 0
3 years ago
Danny decided to invest his $500 tax refund rather than spending it. He found a bank that would pay him 4% interest, compounded
Blababa [14]
Present value, PV = $500
Future value, FV = 2*PV = 2*500 = $1,000
Rate, r = 4% = 0.04
Compounding times in a year, n = 4 (compounded quarterly)
Time, t = ??

The future value expression is stated as:
FV = PV (1+r/n)^nt

Substituting;
1000 = 500 (1+0.04/4)^4t
2 = (1.01)^4t
ln 2 = 4t ln 1.01
0.6931 = 4t* 0.00995
0.6931 = 0.0398t
t = 17.414 years

Time required for the amount to double is 17.41 years.
5 0
4 years ago
a store is having a sale where school supplies ate 30% off their original price, a backpack is $16 what was the sales price for
Lelechka [254]
16x.30=4.80
16.00-4.80= $11.20
6 0
3 years ago
Math problem, help me please!!
nika2105 [10]

Answer:

-3

Step-by-step explanation:

answer must be negative since graph opens downward

value of 'a' must must be less than -1

8 0
3 years ago
A middle school took all of its 6th grade students on a field trip to see a play at a theater that has 4600 seats. The students
ahrayia [7]

Answer:

4232

Step-by-step explanation:

92% x 4600

4232

7 0
3 years ago
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