Answer:
506
Step-by-step explanation:
:. t6 = 46 ... [ Given ]
tn = a+(n-1) d ... [ Formula ]
:. t6 = a+(6-1) d
:. 46 = a+5d ... [1]
Sn = n/2 [2a+(n-1)d] ... [ Formula ]
:. S11 = 11/2 [2a+(11-1) d]
:. S11 = 11/2 [2a+10d]
:. S11 = 11/2x2 [a+5d]
:. S11 = 11[46] ... [ From (1)]
:. S11 = 506
Answer:
x=5
Step-by-step explanation:
10 +3x = 5x
Subtract 3x from each side
10+3x-3x= 5x-3x
10 =2x
Divide each side by 2
10/2 = 2x/2
5 =x
Sam would have to get a 97 on his next test in order to maintain his average score at an 85. This is because if you add up 63, 84, 96, and 97 you get 340. When you divide 340 by the 4 test scores you get an average of exactly 85
Answer:
B.
Step-by-step explanation:
Given expression is
Simplifying the expression now
Lets use distributive property of multiplication to solve it.
As given,
Distributing -6 with b and 2.
=
Opening the parenthesis
=
=
∴ As from the given options, is the correct choice.
5 odd numbers and 5 even numbers
since they can be repeated
5*5*5=first 3 digits
5*5*5=last 3 digits
in all
5*5*5*5*5*5=15625 ways