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Two trains on opposite tracks leave the same station at the same time. One train travels at an average speed of 80 km/hr and the other travels at an average speed of 70 km/hr. How long after they leave
answered Jun 23, 2021
0 votes
166k views
The price elasticity of supply is equal to the change in quantity supplied divided by the change in price. the value of the slope of the supply curve. the percentage change in price divided by the percentage
answered May 8, 2021
2 votes
67.1k views
The distance covered by a car at a time, t is given by x = 20t + 6t4, calculate (i) the instantaneous velocity when t = 1 (ii) the instantaneous acceleration when t =1
answered Apr 11, 2021
5 votes
27.1k views
Create a Java program that will store 10 student objects in an ArrayList, ArrayList. A student object consists of the following fields: int rollno String name String address Implement a comparator class
answered Mar 27, 2021
5 votes
39.9k views
What is 45,760,000 written in scientific notation?
answered Mar 16, 2021
4 votes
196k views
Please solve 1) 4x-5/5=3 2) 3(2x-5) =7 3) 3x+2/2=13
answered Mar 4, 2021
3 votes
124k views
A boat is heading due north across a river with a speed of 12.0 km/h relative to the water. The water in the river has a uniform velocity of 6.00 km/h due east relative to the ground. Determine the velocity
answered Jan 26, 2021
4 votes
3.2k views
WHAT IS POSITIVE ATTITUDE
answered Jun 25, 2020
6 votes
129k views
Helium (He), neon (Ne) and argon (Ar) are all colorless, odorless gases with low chemical reactivity. Based on the periodic table, which of the following is correct? A. Chlorine (Cl) is a colorless, odorless
answered Jun 21, 2020
2 votes
135k views
These are collections of data designed to support management decision making, and sometimes serve as repositories of organizational knowledge. a) Data-marts b) Data containers c) Data warehouses d) Data
answered May 16, 2020
2 votes
231k views
Calculate border value ​
answered Mar 21, 2020
4 votes
14.6k views
The scientific notation 3.14 • 10^-3 has what value? 0.000314 0.00314 0.0314 0.314
answered Jan 24, 2020
1 vote
43.9k views
At the hairdresser, Jenny had 27 centimeters cut off her hair. How many decimeters of hair did Jenny have cut off?
answered Jul 9, 2019
4 votes
89.6k views
The repair costs for five cars which were crashed by a safety testing organization were as follows: $100, $120, $180, $220, and $130. find the mean cost of repair.
answered Dec 14, 2018
3 votes
2.1k views
For which purpose did Cheops's sons tell stories? A) to entertain a family member B) to honor supernatural forces C) to record historical information D) to explain natural phenomena
answered Jul 21, 2018
2 votes
144k views
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