zainubsaeed13
zainubsaeed13 zainubsaeed13
  • 03-01-2022
  • Mathematics
contestada

if a is directly proportional to b, And a=25 when b=35, Find b when a=40
(i really need the method)​

if a is directly proportional to b And a25 when b35 Find b when a40 i really need the method class=

Respuesta :

study21geek
study21geek study21geek
  • 03-01-2022

Answer:

b = 56

Step-by-step explanation:

A way to solve this is cross multiplication!

25/35 = 40/b

40 · 35 = 1400

1400/25 = 56

I hope I was able to help. Have a good new year!

Answer Link

Otras preguntas

what would like to suggest your family member to remain as well write into 20 points​
If m angle B=m angle D=41, find m angle C so that quadrilateral ABCD is a parallelogram
Which surface ocean currently has the warmest water?
How do you determine a percentage of someone's annual wages for savings/tax purposes?​
Pls Help I Am really stuck.​
Which of these pollutants is a manufactured chemical used in fire extinguishers? A. methane B. methyl chloroform C. carbon tetrachloride D. hydrofluorocarbo
How did China benefit from imperialism?
Find the sum of all interior angles of the following regular 20 sided polygon
Diabetes 1 is most common on ?
Tax on building materials is 5%. What is the total bill including discounts and taxes? A. $1350.94 B. $3380.33 C. $1106.50 D. $1929.92