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Aleonysh [2.5K]
4 years ago
12

Solve proportion 2/4.5=t/0.5

Mathematics
1 answer:
gizmo_the_mogwai [7]4 years ago
8 0

0.2 or 2/9 in fraction form I believe.

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At birth bens dad puts $1 in a savings account. Each year on his birthday he goves him double the amount in his account. Write a
jonny [76]

This problem Is an example of geometrica progression. The formula for the sum of geometric progression is:

S = a[(r^n)-1] / (r – 1)

Where s is the sum

a is the first term = 1

r is the common ratio = 2 ( because it doubles every year

n is the number of terms = (19) since the first term is when he was born which he still 0

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4 years ago
I NEED HELP!!
Tpy6a [65]

Answer:

Step-by-step explanation:

Step 1: Find the total fraction of raisins he gave to his brothers

=

Step 2: Find the lowest common multiple(Lcm) of 6 and 4

Lcm of 6 and 4 = 12

Step 3: Add the fractions

= \frac{2+ 3}{12}

= \frac{5}{12}

Step 4: To find the fraction that he kept, you will subtract the total fractions he gave his brothers from 1.

1 - \frac{5}{12} \\= \frac{12-5}{12} \\= \frac{7}{12}

Final answer

The fraction that he kept = \frac{7}{12}

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