Из данных предложений выпишите те, сказуемое которых стоит в страдательном залоге (passive voice); подчеркните в них сказуемое l. economical statistics achieved great success last year. — great success was achieved by economical statistics last year. 2. people apply mathematical methods in many branches of modern science. — mathematical methods are applied by people in many branches of modern science. 3. economists will calculate the cost of production. —the cost of production will be calculated by economists.