Enable contrast version

Tutor profile: Lidia G.

Inactive
Lidia G.
Tutor for 15 years, Experience in Teaching Math and Statistics in High School and University
Tutor Satisfaction Guarantee

Questions

Subject: Trigonometry

TutorMe
Question:

A person located at a lighthouse sees a boat, the angle of depression to the boat is 55 degrees. What is the distance from the base of lighthouse to the boat if the person at the top of the lighthouse is located 40 meters above sea level?

Inactive
Lidia G.
Answer:

The distance from the lighthouse to the boat is approximately 19 meters.

Subject: Pre-Algebra

TutorMe
Question:

If a number is increased by 12 it becomes 100. Find the number.

Inactive
Lidia G.
Answer:

If a number is increased by 12 it becomes 100. The number should be 88.

Subject: Algebra

TutorMe
Question:

A chemist has a 10 ml solution that has a concentration of 30% of acid. How many ml of acid need to be added to increase the concentration to 50% of acid?

Inactive
Lidia G.
Answer:

To increase the concentration of the solution from 30% to 50%, 4 ml of acid need to be added to the original solution.

Contact tutor

Send a message explaining your
needs and Lidia will reply soon.
Contact Lidia

Request lesson

Ready now? Request a lesson.
Start Lesson

FAQs

What is a lesson?
A lesson is virtual lesson space on our platform where you and a tutor can communicate. You'll have the option to communicate using video/audio as well as text chat. You can also upload documents, edit papers in real time and use our cutting-edge virtual whiteboard.
How do I begin a lesson?
If the tutor is currently online, you can click the "Start Lesson" button above. If they are offline, you can always send them a message to schedule a lesson.
Who are TutorMe tutors?
Many of our tutors are current college students or recent graduates of top-tier universities like MIT, Harvard and USC. TutorMe has thousands of top-quality tutors available to work with you.
BEST IN CLASS SINCE 2015
TutorMe homepage
Made in California by Zovio
© 2013 - 2021 TutorMe, LLC
High Contrast Mode
On
Off