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3241004551 [841]
3 years ago
6

Lynda is training for a half-marathon she ruined 3 3/4 miles on Monday 3 miles on Tuesday and two and a half miles on Wednesday

how many miles did she run in those 3 days
Mathematics
1 answer:
Shalnov [3]3 years ago
8 0
3 3/4+3+2 2/4=9 1/4.
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Please help and show your work so I can understand thank cu
Iteru [2.4K]
Okay what you wanna do it multiple 4.2 and 3.9. if it says "by" it means multiple
6 0
3 years ago
What is the pressure difference Δp=pinside−poutside? Use 1.28 kg/m3 for the density of air. Treat the air as an ideal fluid obey
Sidana [21]

This is an incomplete question, here is a complete question.

A hurricane wind blows across a 7.00 m × 12.0 m flat roof at a speed of 150 km/h.

What is the pressure difference Δp = p(inside)-p(outside)? Use 1.28 kg/m³ for the density of air. Treat the air as an ideal fluid obeying Bernoulli's equation.

Answer : The pressure difference will be, 1.11\times 10^3Pa

Step-by-step explanation :

As we are given:

Speed = 150 km/h = 41.66 m/s

Density = \rho=1.28kg/m^3

Area = A = 7.00 m × 12.0 m

Formula used :

\Delta P=\frac{1}{2}\times \rho \times v^2

Now put all the given values in this formula, we get:

\Delta P=\frac{1}{2}\times (1.28kg/m^3)\times (41.66m/s)^2

\Delta P=1.11\times 10^3Pa

Thus, the pressure difference will be, 1.11\times 10^3Pa

7 0
3 years ago
Write a system of equation
JulsSmile [24]

Answer:

In mathematics, a set of simultaneous equations, also known as a system of equations or an equation system, is a finite set of equations for which common solutions are sought. An equation system is usually classified in the same manner as single equations, namely as a: ... System of difference equations

please give brainliest

3 0
3 years ago
Members of a softball team raised $1334.50 to go to a tournament. They rented a bus for $779.50 and budgeted $46.25 per player f
grin007 [14]

Answer:

12

Step-by-step explanation:

The most important factor is the total budget $1334.50, for the softball tournament.

1. Subtract $779.50 from $1334.50 = $555

2. We have $555 left, and a budget of $46.25 per player for meals

3. Divide 555/46.25 = 12

4. 12 softball players can be brought to the tournament

4 0
2 years ago
Read 2 more answers
How do I find the complementary angle of 69 degrees?
kari74 [83]
21 would be ur answer 

69+21=90

4 0
3 years ago
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