Quiz about Series

Question 1

The first term in a geometric series is $$64$$ and the common ratio is $$0.75$$. Find the sum of the first $$4$$ terms in the series.

Accepted Answer

Covalent bond

Answer

$$175$$

Answer

$$210$$

Answer

$$130$$

Answer

$$155$$

Question 2

Find the sum of the first $$8$$ terms in the geometric series $$2+8+32+\ldots$$. [Do not round your answer]

Accepted Answer

Covalent bond

Answer

$$43690$$

Answer

$$24370$$

Answer

$$43720$$

Answer

$$24430$$

Question 3

The common ratio of a geometric series is $$3$$ and the sum of the first $$8$$ terms is $$3280$$ . What is the first term of the series?

Accepted Answer

Covalent bond

Answer

$$1$$

Answer

$$2$$

Answer

$$3$$

Answer

$$4$$

Question 4

The first term in a geometric series is $$5$$ and the common ratio is $$2$$ . Find the sum of the first $$10$$ terms in the series.

Accepted Answer

Covalent bond

Answer

$$5115$$

Answer

$$1225$$

Answer

$$3994$$

Answer

$$7993$$

Question 5

A monkey is swinging from a tree. On the first swing, she passes through an arc of $$20 {~m}$$. With each swing, she passes through an $${arc} \frac{4}{5}$$ the length of the previous swing. What is the total distance the monkey has travelled when she completes her $$10^{	ext {th }}$$ swing? Round your final answer to the nearest meter.

Accepted Answer

Covalent bond

Answer

$$89$$

Answer

$$79$$

Answer

$$99$$

Answer

$$69$$

Series Precalculus Maths Problems and Solutions

Many students find Series for Precalculus particularly challenging. Strengthen your concepts and gain confidence for your exams by solving free questions for Series from for Precalculus preparation.