Write the code to multiply by 3 the number stored in the first element in a one-dimensional array named intNumbers. Store the result in the intResult variable. Write the code to add together the...

Write the code to multiply by 3 the number stored in the first element in a one-dimensional array named intNumbers. Store the result in the intResult variable.

Write the code to add together the numbers stored in the first and second elements in a one-dimensional array named intNumbers. Display the sum in the lblSum control.

Write two versions of the code to subtract the number 1 from each element in a one-dimensional Integer array named intQuantities. Use the Do . . . Loop statement in the first version. Use the For . . . Next statement in the second version.