Mrs. ming invested an amount of money in two accounts for one year. she invested some at 8% interest and the rest at 6% interest. her total amount invested was $1,500. at the end of the year, she had earned $106.40 in interest. how much had mrs. ming invested in the account paying 6%?
a.$117
b.$680
c.$760
d.$820

The correct option is B.

Step-by-step explanation:

It is given that Mrs. Ming invested an amount of money in two accounts for one year.She invested some at 8% interest and the rest at 6% interest. Her total amount invested was $1,500.

Let the amount invested in the account paying 6% be x. So, the amount invested in the account paying 8% is 1500-x.

Total interest earned by Ming is

At the end of the year, she had earned $106.40 in interest.

Divide both sides by -2.

The value of x is 680, therefore the amount invested in the account paying 6% is 680 and the correct option is B.

step-by-step explanation:

. your answer will contain x - and y -terms. (1 point) x ( ¿¿ 2 − 7 ) 2 +( y 2 − 9 ) 2 √ ¿ 12. what is the distance from the directrix (the crocodile river) to the point ( x , y )? write this equation. your answer will contain a y -term.

step-by-step explanation:

hans did not square the 40-unit side; he merely multiplied it by 2.   incorrect.