2 years ago

Can yall help me I want 3 problems done thank you if not can you at least do one?

Mathematics

1 answer:

Stells [14]2 years ago

7 0

Answer:

1. the plants grew 50%

2. if the plants grew to be 8 inches instead of 9 the they would have grown 33% which is less than 50%

3. 100% increase

Step-by-step explanation:

See image for steps

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3 years ago

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antiseptic1488 [7]

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3 years ago

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NeX [460]

For some of these, a calculator is helpul.

The sum is 294903.

_____
This is the sum of 15 terms of a geometric sequence with first term 9 and common ratio 2. That sum is given by the formula
$S_{n}=a\dfrac{r^{n}-1}{r-1}$
$S_{15}=9\dfrac{2^{15}-1}{2-1}=9\cdot(32768-1)=294903$