§ Miss Maynardasked the Secretary of State for Defence if he is now able to estimate the cost of Trident.
§ Mr. Andrew F. Bennettasked the Secretary of State for Defence what will be the purchase price of the Trident ballistic missile; and what will be the running costs for 10 years.
§ Mr. Newensasked the Secretary of State for Defence if he will estimate the total costs of replacing the Polaris nuclear deterrent by Trident at current prices; and what is the period of time over which this would be spread.
§ Mr. McKelveyasked the Secretary of State for Defence what is the cost of the installation of Trident; and what is the estimated cost of its retention and maintenance over the next five years.