math percents

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can you check these:
what percent of 64 is 48?
i got 75%

25% of what number is 24?
i got 96

48% of 83 is what number?
i go 39.84

what percent of 530 is 107?
i got : 201.88

62% of what is number is 84?
i got 135.48

what percent of 42 is 7.5?
i got 17.86

37% of 245 is what number ?
i got 90.65

7% of what number is 63?
i got 900

• math percents - ,

Yay! They are all right except for this one.

what percent of 530 is 107?
i got : 201.88

• math percents - ,

sorry that should be: 20.2% is that right?

• math percents - ,

Right! :-)

• math percents - ,

thanks so much i have 1 left:
a cafe offers senior citizens a 15% discount off its regular price of 8.95 for the dinner buffet.
what percent of the regular price is the price for senior citizens?
what price is the price for senior citizen?

• math percents - ,

i got for what price is the price for seniror cititen :
\$7.61

• math percents - ,

Right!

And you're very welcome.

• math percents - ,

I could figure out 'what percent of the regular price is the price for senior?

It's a 2part question

2nd question I got the price \$7.61 fir senior to pay

Can you help with 1st question