John will need to sleep for 10.3 hours before his second exam so that the
average of his two exam scores is an 80.
We were given
8 hours of sleep = 70
To get average of 80
<u>70+ x</u> = 80
2
Cross multiply:
70+x = 160
x= 160-70
= 90.
If 8 hours of sleep = 70
x hours of sleep = 90
Cross multiply
8× 90 = 70 × x
720 = 70x
x = 720/70
x = 10.2857
≈ 10.3 hours of sleep
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Smell: Spring brings soothing scents like lilacs, apple blossoms, hyacinth and daffodils. Sweet aromas turn a stroll through the garden into a delicacy for the nose Springtime means that the trees and flowers come back to life again. After a dead winter, this is a time when we get to see the beautiful flowers blossom again Spring also brings new sounds, like bird songs at dawn, frog croaks by ponds, and dripping icicles. When the weather warms, the sounds you hear in national parks reflect this seasonal change (use this but not in this order fix it up a bit)
Answer:
D.
Explanation:
TOEFL is a marker for how good your english is. Most colleges would ask that you take it if you are not a native speaker or have not done many classes in English. This is so that they know you can understand the lessons conducted in colleges
When the sun’s energy moves through space it reaches earths atmosphere and the finally gets to the surface. The radiant solar energy warms the atmosphere and becomes heat energy.
SSD's, SSHDS and magnetic disks
the internal hard drives that are used in laptops