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strojnjashka [21]
3 years ago
8

Every 2 days a scientist spends 12.5 hours observing dolphins and 3.5 hours observing sea lions. At this rate, how many total ho

urs will the scientist spend observing dolphins and sea lions in 6 days?
Mathematics
1 answer:
Mashutka [201]3 years ago
4 0
14.25 hours <--------
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10x + 9y=0<br> 8x + 18y=0
Luba_88 [7]

Answer:

x=0 y=0

Step-by-step explanation:

multiple the first equation by 2

after subtract equation 2 from 1

after getting x you substitute the value of x in any of the equation for your y

3 0
3 years ago
Will is w years old.
Furkat [3]
Ben = e
Jan = 2e

2e = w  (not will)

8 0
3 years ago
there are 175 total balloons the ratio of gold to silver balloons is 3:2 how many balloons are gold out of the 175 balloons
egoroff_w [7]
175/3 = 117 gold 58 silver
5 0
2 years ago
Ryan owns three-eighths of a florist shop worth $76,000. What is the value of Ryan's shares of the business?
timofeeve [1]
3/8 of 76,000....." of " means multiply

3/8 * 76,000 = 228,000/8 = 28,500 <==
6 0
3 years ago
A gift box is 8 inches long, 3inches wide, and 4inches tall. What is the approximate length of its longest diagonal?A? 9.4inches
Doss [256]

Given parameters:

Length of the gift box = 8 inches

Width of the box = 3 inches

Height of the box = 4 inches

Unknown :

Length of its longest diagonal = ?

Solution:

This is a rectangular box.

To find the diagonal of such box, let us use the formula below;

             Diagonal  = \sqrt{l^{2} + w^{2} + h^{2}   }

l is the length

w is the width

h is the height

Input the parameters and solve;

           Diagonal  = \sqrt{8^{2} + 3^{2} + 4^{2}   }   = 9.4inches

The diagonal of the box is 9.4inches

7 0
3 years ago
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