horikitasuzanne horikitasuzanne

28-10-2022
Mathematics

contestada

Class A has 21 pupils and class B has 16 pupils. Both classes sit the same maths test. The mean score for class A is 47. The mean score for both classes is 49. What is the mean score (rounded to 2 DP) in the maths test for class B?

Respuesta :

Otras preguntas

What are inventions that help us manufacture,stay healthy,stay safe,and provide energy

Foreign speakers learning English often use dangling modifiers. a. True b. False

Potatoes were the main crop in Ireland in the 1800s. Almost the entire population of Ireland was dependent on a single variety of potato, the “lumper.” These po

A 2.0-kilogram mass is located 3.0 meters above the surface of Earth. What is the magnitude of Earth’s gravitational field strength at this location? (1) 4.9 N/

how many states make up the United States of America

Which motion occurs at a rate of approximately one degree per day?

Was the first person to propose the idea of moving continents as a scientific hypothesis. A. Alfred Wegener B. Charles Richter C. Antonio Snider-Pelligrini

Archeologists theorize that the social structure of the extended family was imported to hunting and gathering societies because

Having a colony south of the Carolinas that would serve as a buffer was a reason for the founding of

irene purchases a refrigerator for 500.00 in lowa where the tax is 6 percent what is the sale tax

RELAXING NOICE