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Art [367]
3 years ago
10

Sonya goes into a newsagent's. She buys 3 items. They cost £1.25, 45p and £2.50. Sonya uses her calculator to check the total co

st. The calculator gives this answer. 4.2 Is this answer correct?.
Mathematics
1 answer:
sattari [20]3 years ago
5 0

Answer:

No she is not correct

Step-by-step explanation:

Because when you add 1.25+0.45+2.50=4.14

not 4.2

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20 pounds of $4 written as a unit rate ​
borishaifa [10]

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20 pounds divided by $4= 5

Step-by-step explanation:

4 0
3 years ago
KNOWLEDGE CHECK!!!ALEKKSSSS
Morgarella [4.7K]

Answer:

2,5

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4 0
4 years ago
What are the zeros of f(x) = x3 + 6x2 + 3x – 10 ?
schepotkina [342]
One of the zeroes would be : x = 1

f (1)  = 1^3  + 6(1) ^2  + 3 (1)  - 10

f(1) = 1 + 6 + 3 - 10

f (1)  = 10 - 10

f (1) = 0

Hope this helps
3 0
3 years ago
The product of two numbers is 225, but the sum is -30. what are these two numbers?
jasenka [17]
The two numbers are both -15

-15 x -15= 225

-15+ -15= -30
4 0
3 years ago
Amy's yearly salary is given by the equation y = 25,000 + 700x, where x is the number of years since 2007 and y is her salary in
yanalaym [24]
2007 would be 0 years since 2007

y=25000+700(0)
y=25000

Answer: Her yearly salary in 2007 was $25,000

Hope this helps:)
3 0
4 years ago
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