Solve

Guides

0

You visited us 0 times! Enjoying our articles? Unlock Full Access!

Question

Given that $a b = 12$ and $\frac{c}{a} + 10 = 15$ , what is $b c$ ?
$55$
$60$
$48$
$32$

A

48

B

55

C

32

D

60

Open in App

Solution

Verified by Toppr

You can first solve for $\frac{c}{a}$ ; then multiply the two equations together to quickly solve for $b c$ :
$\frac{c}{a} = 15 - 10 = 5$
$(a b) (\frac{c}{d}) = 12 (5)$ $b c = 12 (5) = 60$

Was this answer helpful?

0

Similar Questions

Q1

Given that

a b = 12

and

\frac{c}{a} + 10 = 15

, what is

b c

?

View Solution

Q2

The given figure shows a parallelogram ABCD such that AB = 15 cm, BC = 12 cm, and CN = 10 cm.

What is the length of AM?

View Solution

Q3

The perimeter of a rectangle ABCD is 36 cm. If AB = CD and AD = BC and the measure of BC is twice the measure of AB. Find the measure of AB and BC.

View Solution

Q4

Construct a triangle ABC with AB+BC+CA=12 cm ∠B=45° and ∠C = 60°

View Solution

Q5

Given that AB = AC and $∠$ BOC = $140^{\circ}$ where O is the center of the circle. $∠$ ABC =?

View Solution