ueshui

11 Questions
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train

A 250 m train travels through a 2km tunnel at 27 km/hr. How long is it from
the time the front of the train enters the tunnel, to when it completely leaves
it?

ueshui 11 апр. 2020 г.

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588

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i need help asap!!!

A bottle of children's vitamins contains tablets in three different shapes. Among
the vitamins, there are 60 squares, 60 triangles, and 60 stars. Each shape comes
in an equal number of three different flavors strawberry, grape, and orange. A
tablet прочитайте больше ..

ueshui 11 апр. 2020 г.

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598

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if u can help thanks!

Five students wrote a mathematics test. The average mark was 68. If the marks
for four of the students were 75, 62, 84 and 53, the mark of the fifth student
was
A) 66 B) 68 C) 76 D) 68.5 прочитайте больше ..

ueshui 11 апр. 2020 г.

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549

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I need help really fast! thanks if u do!

2. When two ordinary dice, one black and one white, are rolled, the number of
ways the sum of 7 can occur is
A) 2
B) 8
C) 4 <#> D) 7 <#> E) 6 <#>

ueshui 11 апр. 2020 г.

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590

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please i need urgent help!

Five students wrote a test and four of the marks were 70, 78, 84, and 90. If the median was 78, what is the highest possible average(mean)?
A) 84.4
B) 78
C) 81
D) 79.8 <#> E) 80

ueshui 11 апр. 2020 г.

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1477

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i need help asap!

Each of the integers 226 and 318 have digits whose product is 24. How many
three-digit positive integers have digits whose product is 24?
A) 4

B) 18 <#> C) 24 <#> D) 12 <#> E) 21

ueshui 11 апр. 2020 г.

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632

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i need help!

2. The product of two whole numbers is 24. The smallest possible sum of these
two numbers is
A) 9
B) 10
C) 11 <#> D) 14 <#> E) 25 <#>

ueshui 11 апр. 2020 г.

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602

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i need help!

One of the angles in an isosceles triangle is equal to 40 degrees . What is the measure of the largest angle that this triangle could contain?
A) 40
B) 70
C) 90
D) 100 <#> E) 110

ueshui 11 апр. 2020 г.

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670

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3. A rectangular prism with integer side lengths has two faces with areas 15 and 21. What could its volume be?

3. A rectangular prism with integer side lengths has two faces with areas 15 and 21. What could its volume be?

ueshui 10 апр. 2020 г.

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810

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i need help on this

1. The length of a large rectangular room is 7 meters more than its width. If the perimeter is 34 meters, the length of the room.in meters is:
A) 4 meters

B) 13.5 meters
C)19 meters
D) 12 meters <#> E) 6.75 meters <#> прочитайте больше ..

ueshui 10 апр. 2020 г.

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563

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yep i need help

If Bob drove 180 km from Toronto to London at 90 km/h, then drove back at only 60 km/h, what was his average speed over the entire trip?

ueshui 10 апр. 2020 г.