Was 159 cm in height, having grown 6%
since the year before. How tail was
she the previous year?
(a) 140
(b) 150
(c) 160
(d) 165
Arun spent 25% of his pocket money,
and has Rs. 125 left. How much had
he at first
(a) 120
(b) 144.45
(c) 166.66
(d) 175.67
If the cost of electricity increases by​

A) if $50000 is invested in a bank account that pays 9.3% of interest compounded on a six-monthly basis, how much money will be in the account after 3 and 12 years? b) if matusalen's father had put $2.0 in the bank when he was born and there, how long would matusalen have had to his death (969 years later) if the interest was 7% per year composed each month and weekly?

How do i do this activity, is appreciated

Pyramid shown has a square base that is 18 inches on each side has a surface area of 164 square inches what is the slant height