Use the BASIC program below to answer questions 23 to 25

10 LET K = 2

20 LET L = 9

30 LET SUM = 0

 40 FOR J = K TO STEP 2

50 SUM = SUM + J\(^2\)

60 PRINT "ANSWER =", SUM

70 NEXT J

80 END

How many times will the statement lines 50 and 60 be repeated?