Guess a number between 1 and 10. First one to guess the number I'm thinking of will be awarded brainliest
2 answers:
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Answer:
Number of white marbles in the bag = 45
Step-by-step explanation:
Total number of marbles in the bag = 135
Ratio of white marble to transparent ones = 3 : 6
Let number of white marbles be
Then number of transparent marble will be
Total number of marbles will be
So we have.
Dividing both sides by 9.
∴
∴ Number of white marbles in the bag =
Answer:
Sound requires a material medium to travel , the sound through each medium through its molecules and particles present in it .Sound travels with some speed and it's speed depends upon the nature of the medium through which it travels i.e. upon density and transparently. Speed of increases with the increase in density and decreases with the increases in temperature . Speed if sound us maximum for solid then for liquid and minimum in gases because of it's large intermolecular spaces and low density.
