Andrea is learning how to jump rope. She made 14 jumps the first day, 21 jumps the second day, and 28 jumps on the third day. If this pattern continues, how many jumps will she be making on the nineteenth day?

on the 9th day you would have jumped 77

Step-by-step explanation:

14+7=21, 21+7=28, 28+7=35, 35+7=42, 42+7=49, 49+7=56, 56+7=63, 63+7=70, 70+7=77.

51-50

step-by-step explanation:

total amount of money that he should pay if he has not used his duty free exemption is $98

step-by-step explanation:

given a united states citizen returning to the states declares the following items at the customs office: 3 shirts at $8.50 each 2 dresses at $27.50 each 1 pair of gold cuff links at $17.50 per pair. we have to find how much he pay

cost of 3 shirts if one cost at $8.50 is

cost of 2 dresses if one cost at $27.50 is  

cost of 1 pair of gold cuff at $17.50

so, total amount of money that he should pay if he has not used his duty free exemption is   $25.5+$55+$17.50=$98