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2 years ago

Help me solve and explain this

1 answer:

7 0

Answer:

B because the length of R to U is 6x5

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fiasKO [112]

Answer:

John answered 50 questions.

Step-by-step explanation:

Although five of John's answers were incorrect, 90% of his answers were correct.

This means that 5 is 100 - 90% = 10% of the total number of questions, n. So

$0.1n = 5$

$n = \frac{5}{0.1}$

$n = 50$

John answered 50 questions.

7 0

2 years ago

marusya05 [52]

I would choose the answer B

8 0

3 years ago

kupik [55]

the correct answer is c

8 0

3 years ago

lawyer [7]

Answer:

D) 1.9 meters

Step-by-step explanation:

a= -1.6, b=3.3, c=0.2

vertex is (1, 1.9)

6 0

2 years ago

igomit [66]

Answer:

Step-by-step explanation:

6 0

2 years ago