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Dima020 [189]
2 years ago
5

An English professor assigns letter grades on a test according to the following scheme.

Mathematics
1 answer:
Fiesta28 [93]2 years ago
5 0

9514 1404 393

Answer:

  57 to 63

Step-by-step explanation:

A suitable probability tool can tell you the limits.

  8% of scores will be below 56.95 ≈ 57

  76% of scores will be above 63.24 ≈ 63

Scores between 57 and 63 will get a D grade.

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the markup on a restaurant meal is 250%. a meal cost $7.30 to produce. how much will the customer be charged before tax and tip?
Eduardwww [97]
The cost of the meal would be $18.25. You can find this answer by multiplying 7.30 by 2.5, since the decimal form of 250% is 2.5.
6 0
3 years ago
Need help please exams tomorrow
Romashka [77]

<u>Answer:</u>

  • The value of x is 14.

<u>Step-by-step explanation:</u>

<u>We know that:</u>

  • ΔABC ≅ ΔEFG
  • 21 x 2/3 = x

<u>Work:</u>

  • 21 x 2/3 = x
  • => 7 x 3 x 2/3 = x
  • => 7 x 2 = x
  • => 14 = x

Hence, <u>the value of x is 14.</u>

Hoped this helped.

7 0
2 years ago
A package of of 500 sheets of computer paper has dimensions of 8 1/2 x 11x2. How many packages will fit in a box with 17 1/2x12x
just olya [345]
Volume of the 1st package : 8.5x11x2 =187 in³

Volume of the 2nd package = 17.5x12x10 = 2,100 in³


Number of packages that fit = V₂/V₁ = 2100/187 = 11.23 Packages
6 0
3 years ago
Apply the formula of each shape to determine the
larisa86 [58]

V (cone) = (1÷3) × (r×r×h) л cm3

3 cone = 1 cylinder (if "h" and "r" is same)

There is two cone...

1st one: (1÷3) × 3×3×5 л cm3 = 15л cm3

2nd one: (1÷3) × 3×3×8 л cm3 = 24л cm3

15 + 24 = 39л cm3

8 0
3 years ago
The population of blackbirds in a park is counted every year.
user100 [1]

Answer:

the original population was 425

Step-by-step explanation:

5 0
1 year ago
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