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jeka57 [31]
3 years ago
14

Learning task 1 jeffrey a car with a speed of 70 kph for 3 hours and 30 minutes how many kilometers did jeffrey drive

Mathematics
2 answers:
Dafna11 [192]3 years ago
8 0

\Huge{\textbf{\textsf{{\purple{Ans}}{\pink{wer}}{\color{pink}{:}}}}} \\

Given,

velocity v= 70 km/h

time t = 3 hours and 30 min

= 3 h + 30/60 h

= 3 h + 0.5 h

= 3.5 h

distance d = to find

we know that,

d = vt

= 70 × 3.5

= 245 km

valkas [14]3 years ago
3 0

\Huge{\textbf{\textsf{{\purple{Ans}}{\pink{wer}}{\color{pink}{:}}}}} \\

Given,

velocity v= 70 km/h

time t = 3 hours and 30 min

= 3 h + 30/60 h

= 3 h + 0.5 h

= 3.5 h

distance d = to find

we know that,

d = vt

= 70 × 3.5

= 245 km

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A rectangle has a perimeter of 18 cm.its length is 5 cm greater than its width.find the dimensions.
Marat540 [252]
P=18
l=5 cm greater than the width
w=5 less than the length

USE YOUR NUMBER SENSE!!! - just plug in different number below 4 to figure out the width

3=w  3+5=8 8+8=16+6=22    WILL NOT WORK

2=w   2+5=7  7+7=14   14+2+2= 18    WE HAVE A WINNER!!!!

FInal Answer: width: 2 cm and length: 7 cm
                          


5 0
3 years ago
Record for Boston Marathon's wheelchair division is 1 hour, 18 minutes, and 27 seconds.
aleksley [76]
1 hr 18 minutes and 27 seconds hmmm

there are 60 minutes in 1 hr, thus 18 minutes is 18/60 hrs or 0.3hr.

so 1hr 18min is 1.3 hrs

there are 60 seconds in 1 minute and 60 minutes in 1 hr, thus 60*60 seconds in 1hr, or 3600 seconds, so, 27 seconds is just 27/3600 hrs, or 0.0075 hrs.

so, 1.3 hr or 1.3000 hr for that matter plus 0.0075, is just 1.3075 hrs.

a)

so, they covered 26.2 miles in 1.3075 hrs, so the average speed is just 26.2/1.3075, or about 20.0382409177 miles/hr

b)

\bf \begin{array}{ccll}
miles&hrs\\
\text{\textemdash\textemdash\textemdash}&\text{\textemdash\textemdash\textemdash}\\
26.2&1.3075\\
30&h
\end{array}\implies \cfrac{26.2}{30}=\cfrac{1.3075}{h}\implies h=\cfrac{1.3075\cdot 30}{26.2}

8 0
4 years ago
PLZ ANSWER: A sandwich store charges a $10 delivery fee and $4.50 for each sandwich which is the total cost language and deliver
Irina-Kira [14]
Answer

$37

Explanation

it costs $4.50 per sandwich so you multiply that by 6 which gets you $27. then you add the delivery fee ($10) to that and you get $37

hope this helps!!
6 0
3 years ago
Match each scenario with the type of correlation it shows
tiny-mole [99]

Answer:

1- Positive correlation

2- Negative correlation

3- No correlation

Step-by-step explanation:

1- The more a player practices free throws, the better they will be at it and therefore will make more free throws. Thus, there is a positive correlation between the time spent practicing and the  number of free throws made.

2- Since each item bought has a cost, the more items are bought, lower will be the checking account balance. Thus, there is a negative correlation the number of items bought and the  checking account balance.

3- There is no explicit correlation between players heights and their ability to hit a baseball therefore it is fair to assume that there is no correlation between the height of baseball player and the  number of hits made

7 0
3 years ago
8. Show work<br> here for<br> 5(3d+5e+3)
Darya [45]

Answer:

15d+25e+15

Step-by-step explanation:

Distribute

4 0
3 years ago
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