Tower 2 Tower 3 a) How many blocks will the next tower have? b) How many blocks will tower 12 have? c) How many blocks will the nth tower have? d) Which tower has 69 blocks? 4. Shaded blocks are used to build different sizes of the letter E. a) How many blocks will be needed to build the 4th E? b) How many blocks will be needed to build the 10th E? c) Write a sequence of numbers that represent the number of blocks in each d) How many blocks will be needed for the nth E? e) If 68 blocks are needed for the nth E, calculate the value of n. rm 1 Week 6​